Replace fomantic divider module with our own (#25539)

Should look exactly like before for normal dividers. "Horizontal" ones
look better because they no longer use image backgrounds.

<img width="917" alt="Screenshot 2023-06-27 at 19 07 56"
src="https://github.com/go-gitea/gitea/assets/115237/d97d8dec-6859-44a8-85ba-e4549b4dd9df">

<img width="914" alt="Screenshot 2023-06-27 at 19 05 58"
src="https://github.com/go-gitea/gitea/assets/115237/8bf98544-2d82-4ebf-ac68-d6dc237bd6b2">

<img width="1246" alt="Screenshot 2023-06-27 at 19 00 42"
src="https://github.com/go-gitea/gitea/assets/115237/36a6bb21-6029-4f53-8bee-535f55c66fed">

<img width="344" alt="Screenshot 2023-06-27 at 18 58 15"
src="https://github.com/go-gitea/gitea/assets/115237/a9e70aee-8e6b-4ea1-9e93-19c9f96aec6e">
<img width="823" alt="Screenshot 2023-06-27 at 18 56 22"
src="https://github.com/go-gitea/gitea/assets/115237/e7a497cd-f262-4683-8872-23c3c8cce32f">

<img width="330" alt="Screenshot 2023-06-27 at 19 21 11"
src="https://github.com/go-gitea/gitea/assets/115237/42f24149-a655-4c7e-bd26-8ab52db6446b">

5 files changed, 21 insertions, 21 deletions

diff --git a/templates/admin/config.tmpl b/templates/admin/config.tmpl
index 17fb2444d3..c51f9cb0bf 100644
--- a/templates/admin/config.tmpl
+++ b/templates/admin/config.tmpl
@@ -20,19 +20,19 @@
 				<dt>{{.locale.Tr "admin.config.disable_router_log"}}</dt>
 				<dd>{{if .DisableRouterLog}}{{svg "octicon-check"}}{{else}}{{svg "octicon-x"}}{{end}}</dd>
 
-				<div class="ui divider"></div>
+				<div class="divider"></div>
 
 				<dt>{{.locale.Tr "admin.config.run_user"}}</dt>
 				<dd>{{.RunUser}}</dd>
 				<dt>{{.locale.Tr "admin.config.run_mode"}}</dt>
 				<dd>{{.RunMode}}</dd>
 
-				<div class="ui divider"></div>
+				<div class="divider"></div>
 
 				<dt>{{.locale.Tr "admin.config.git_version"}}</dt>
 				<dd>{{.GitVersion}}</dd>
 
-				<div class="ui divider"></div>
+				<div class="divider"></div>
 
 				<dt>{{.locale.Tr "admin.config.repo_root_path"}}</dt>
 				<dd>{{.RepoRootPath}}</dd>
@@ -174,7 +174,7 @@
 				<dd>{{if .Service.NoReplyAddress}}{{.Service.NoReplyAddress}}{{else}}-{{end}}</dd>
 				<dt>{{.locale.Tr "admin.config.default_enable_dependencies"}}</dt>
 				<dd>{{if .Service.DefaultEnableDependencies}}{{svg "octicon-check"}}{{else}}{{svg "octicon-x"}}{{end}}</dd>
-				<div class="ui divider"></div>
+				<div class="divider"></div>
 				<dt>{{.locale.Tr "admin.config.active_code_lives"}}</dt>
 				<dd>{{.Service.ActiveCodeLives}} {{.locale.Tr "tool.raw_minutes"}}</dd>
 				<dt>{{.locale.Tr "admin.config.reset_password_code_lives"}}</dt>
@@ -230,7 +230,7 @@
 					{{end}}
 					<dt>{{.locale.Tr "admin.config.mailer_user"}}</dt>
 					<dd>{{if .Mailer.User}}{{.Mailer.User}}{{else}}(empty){{end}}</dd>
-					<div class="ui divider"></div>
+					<div class="divider"></div>
 					<dt class="gt-py-2">{{.locale.Tr "admin.config.send_test_mail"}}</dt>
 					<dd>
 						<form class="ui form ignore-dirty" action="{{AppSubUrl}}/admin/config/test_mail" method="post">
@@ -296,7 +296,7 @@
 						<input type="checkbox" name="picture.disable_gravatar" version="{{.SystemSettings.GetVersion "picture.disable_gravatar"}}"{{if .SystemSettings.GetBool "picture.disable_gravatar"}} checked{{end}} title="{{.locale.Tr "admin.config.disable_gravatar"}}">
 					</div>
 				</dd>
-				<div class="ui divider"></div>
+				<div class="divider"></div>
 				<dt>{{.locale.Tr "admin.config.enable_federated_avatar"}}</dt>
 				<dd>
 					<div class="ui toggle checkbox">
@@ -322,7 +322,7 @@
 				<dt>{{.locale.Tr "admin.config.git_gc_args"}}</dt>
 				<dd><code>{{.Git.GCArgs}}</code></dd>
 
-				<div class="ui divider"></div>
+				<div class="divider"></div>
 
 				<dt>{{.locale.Tr "admin.config.git_migrate_timeout"}}</dt>
 				<dd>{{.Git.Timeout.Migrate}} {{.locale.Tr "tool.raw_seconds"}}</dd>
diff --git a/templates/admin/dashboard.tmpl b/templates/admin/dashboard.tmpl
index 1dd920c2dd..8312fba039 100644
--- a/templates/admin/dashboard.tmpl
+++ b/templates/admin/dashboard.tmpl
@@ -79,7 +79,7 @@
 				<dd><relative-time format="duration" datetime="{{.SysStatus.StartTime}}">{{.SysStatus.StartTime}}</relative-time></dd>
 				<dt>{{.locale.Tr "admin.dashboard.current_goroutine"}}</dt>
 				<dd>{{.SysStatus.NumGoroutine}}</dd>
-				<div class="ui divider"></div>
+				<div class="divider"></div>
 				<dt>{{.locale.Tr "admin.dashboard.current_memory_usage"}}</dt>
 				<dd>{{.SysStatus.MemAllocated}}</dd>
 				<dt>{{.locale.Tr "admin.dashboard.total_memory_allocated"}}</dt>
@@ -92,7 +92,7 @@
 				<dd>{{.SysStatus.MemMallocs}}</dd>
 				<dt>{{.locale.Tr "admin.dashboard.memory_free_times"}}</dt>
 				<dd>{{.SysStatus.MemFrees}}</dd>
-				<div class="ui divider"></div>
+				<div class="divider"></div>
 				<dt>{{.locale.Tr "admin.dashboard.current_heap_usage"}}</dt>
 				<dd>{{.SysStatus.HeapAlloc}}</dd>
 				<dt>{{.locale.Tr "admin.dashboard.heap_memory_obtained"}}</dt>
@@ -105,7 +105,7 @@
 				<dd>{{.SysStatus.HeapReleased}}</dd>
 				<dt>{{.locale.Tr "admin.dashboard.heap_objects"}}</dt>
 				<dd>{{.SysStatus.HeapObjects}}</dd>
-				<div class="ui divider"></div>
+				<div class="divider"></div>
 				<dt>{{.locale.Tr "admin.dashboard.bootstrap_stack_usage"}}</dt>
 				<dd>{{.SysStatus.StackInuse}}</dd>
 				<dt>{{.locale.Tr "admin.dashboard.stack_memory_obtained"}}</dt>
@@ -124,7 +124,7 @@
 				<dd>{{.SysStatus.GCSys}}</dd>
 				<dt>{{.locale.Tr "admin.dashboard.other_system_allocation_obtained"}}</dt>
 				<dd>{{.SysStatus.OtherSys}}</dd>
-				<div class="ui divider"></div>
+				<div class="divider"></div>
 				<dt>{{.locale.Tr "admin.dashboard.next_gc_recycle"}}</dt>
 				<dd>{{.SysStatus.NextGC}}</dd>
 				<dt>{{.locale.Tr "admin.dashboard.last_gc_time"}}</dt>
diff --git a/templates/admin/stacktrace.tmpl b/templates/admin/stacktrace.tmpl
index 46ad421587..b9d8e6538f 100644
--- a/templates/admin/stacktrace.tmpl
+++ b/templates/admin/stacktrace.tmpl
@@ -16,7 +16,7 @@
 		</form>
 	</div>
 
-	<div class="ui divider"></div>
+	<div class="divider"></div>
 
 	<h4 class="ui top attached header">
 		{{printf "%d Goroutines" .GoroutineCount}}{{/* Goroutine is non-translatable*/}}
diff --git a/templates/admin/user/edit.tmpl b/templates/admin/user/edit.tmpl
index 75bbd9a97c..96e09156d1 100644
--- a/templates/admin/user/edit.tmpl
+++ b/templates/admin/user/edit.tmpl
@@ -79,7 +79,7 @@
 					<input id="location" name="location" value="{{.User.Location}}" maxlength="50">
 				</div>
 
-				<div class="ui divider"></div>
+				<div class="divider"></div>
 
 				<div class="inline field {{if .Err_MaxRepoCreation}}error{{end}}">
 					<label for="max_repo_creation">{{.locale.Tr "admin.users.max_repo_creation"}}</label>
@@ -87,7 +87,7 @@
 					<p class="help">{{.locale.Tr "admin.users.max_repo_creation_desc"}}</p>
 				</div>
 
-				<div class="ui divider"></div>
+				<div class="divider"></div>
 
 				<div class="inline field">
 					<div class="ui checkbox">
@@ -135,7 +135,7 @@
 				{{end}}
 
 				{{if .TwoFactorEnabled}}
-				<div class="ui divider"></div>
+				<div class="divider"></div>
 				<div class="inline field">
 					<div class="ui checkbox">
 						<label><strong>{{.locale.Tr "admin.users.reset_2fa"}}</strong></label>
@@ -144,7 +144,7 @@
 				</div>
 				{{end}}
 
-				<div class="ui divider"></div>
+				<div class="divider"></div>
 
 				<div class="field">
 					<button class="ui green button">{{.locale.Tr "admin.users.update_profile"}}</button>
diff --git a/templates/admin/user/list.tmpl b/templates/admin/user/list.tmpl
index 3093b0f47a..3742b4ae85 100644
--- a/templates/admin/user/list.tmpl
+++ b/templates/admin/user/list.tmpl
@@ -16,19 +16,19 @@
 						<span class="text">{{.locale.Tr "admin.users.list_status_filter.menu_text"}} {{svg "octicon-triangle-down" 14 "dropdown icon"}}</span>
 						<div class="menu">
 							<a class="item j-reset-status-filter">{{.locale.Tr "admin.users.list_status_filter.reset"}}</a>
-							<div class="ui divider"></div>
+							<div class="divider"></div>
 							<label class="item"><input type="radio" name="status_filter[is_admin]" value="1"> {{.locale.Tr "admin.users.list_status_filter.is_admin"}}</label>
 							<label class="item"><input type="radio" name="status_filter[is_admin]" value="0"> {{.locale.Tr "admin.users.list_status_filter.not_admin"}}</label>
-							<div class="ui divider"></div>
+							<div class="divider"></div>
 							<label class="item"><input type="radio" name="status_filter[is_active]" value="1"> {{.locale.Tr "admin.users.list_status_filter.is_active"}}</label>
 							<label class="item"><input type="radio" name="status_filter[is_active]" value="0"> {{.locale.Tr "admin.users.list_status_filter.not_active"}}</label>
-							<div class="ui divider"></div>
+							<div class="divider"></div>
 							<label class="item"><input type="radio" name="status_filter[is_restricted]" value="0"> {{.locale.Tr "admin.users.list_status_filter.not_restricted"}}</label>
 							<label class="item"><input type="radio" name="status_filter[is_restricted]" value="1"> {{.locale.Tr "admin.users.list_status_filter.is_restricted"}}</label>
-							<div class="ui divider"></div>
+							<div class="divider"></div>
 							<label class="item"><input type="radio" name="status_filter[is_prohibit_login]" value="0"> {{.locale.Tr "admin.users.list_status_filter.not_prohibit_login"}}</label>
 							<label class="item"><input type="radio" name="status_filter[is_prohibit_login]" value="1"> {{.locale.Tr "admin.users.list_status_filter.is_prohibit_login"}}</label>
-							<div class="ui divider"></div>
+							<div class="divider"></div>
 							<label class="item"><input type="radio" name="status_filter[is_2fa_enabled]" value="1"> {{.locale.Tr "admin.users.list_status_filter.is_2fa_enabled"}}</label>
 							<label class="item"><input type="radio" name="status_filter[is_2fa_enabled]" value="0"> {{.locale.Tr "admin.users.list_status_filter.not_2fa_enabled"}}</label>
 						</div>