Fix RocketChat (#9908) (#9921)

* Fix RocketChat??

Signed-off-by: jolheiser <john.olheiser@gmail.com>

* Don't send attachment for repo create/delete

Signed-off-by: jolheiser <john.olheiser@gmail.com>

* Make fmt

Signed-off-by: jolheiser <john.olheiser@gmail.com>

Co-authored-by: Lauris BH <lauris@nix.lv>

Co-authored-by: Lauris BH <lauris@nix.lv>

modules/webhook/slack.go

 		Username: slack.Username,
 		IconURL:  slack.IconURL,
 		Attachments: []SlackAttachment{{
-			Color: slack.Color,
-			Text:  attachmentText,
+			Color:     slack.Color,
+			Title:     p.Repo.HTMLURL,
+			TitleLink: p.Repo.HTMLURL,
+			Text:      attachmentText,
 		}},
 	}, nil
 }
 func getSlackRepositoryPayload(p *api.RepositoryPayload, slack *SlackMeta) (*SlackPayload, error) {
 	senderLink := SlackLinkFormatter(setting.AppURL+p.Sender.UserName, p.Sender.UserName)
 	repoLink := SlackLinkFormatter(p.Repository.HTMLURL, p.Repository.FullName)
-	var text, title, attachmentText string
+	var text string
 
 	switch p.Action {
 	case api.HookRepoCreated:
 		text = fmt.Sprintf("[%s] Repository created by %s", repoLink, senderLink)
-		title = p.Repository.HTMLURL
 	case api.HookRepoDeleted:
 		text = fmt.Sprintf("[%s] Repository deleted by %s", repoLink, senderLink)
 	}
 		Text:     text,
 		Username: slack.Username,
 		IconURL:  slack.IconURL,
-		Attachments: []SlackAttachment{{
-			Color:     slack.Color,
-			Title:     title,
-			TitleLink: title,
-			Text:      attachmentText,
-		}},
 	}, nil
 }