[Minor] Fix missing and superflous comma

Thanks, @moisseev!

diff --git a/src/plugins/lua/mime_types.lua b/src/plugins/lua/mime_types.lua
index 24c107fecafe0f972a306306b744f071c874879a..428637d70dfe830547d0455f41f0c4371022d0c8 100644 (file)
--- a/src/plugins/lua/mime_types.lua
+++ b/src/plugins/lua/mime_types.lua
@@ -45,10 +45,10 @@ local settings = {
   extension_map = { -- extension -> mime_type
     html = 'text/html',
     htm = 'text/html',
-    pdf = 'application/pdf'
+    pdf = 'application/pdf',
     shtm = 'text/html',
     shtml = 'text/html',
-    txt = 'text/plain',
+    txt = 'text/plain'
   },
 
   bad_extensions = {