very minor cleanup of the comment_threads/_expanded view

Author: Oaphi

app/views/comment_threads/_expanded.html.erb

@@ -1,12 +1,12 @@
 <%#
-    Full thread view with all the details & actions
+   "Full thread view with all the details & actions
 
     Variables:
     ? comment_id   : Comment ID to show even if it would be hidden otherwise
       inline       : whether the thread is diplayed inline with the parent post
       show_deleted : whether to display deleted comments for those who can see them
       thread       : CommentThread to display
-%>
+"%>
 
 <% can_only_rename = current_user&.can_rename?(thread) && !current_user&.privilege?('flag_curate') %>
 <% max_shown_comments = 5 %>
@@ -41,8 +41,8 @@
       <% end %>
       <% if can_only_rename %>
       <a href="javascript:void(0)"
-	       class="widget--header-link"
-	       data-modal=".js--rename-thread-<%= thread.id %>"
+         class="widget--header-link"
+         data-modal=".js--rename-thread-<%= thread.id %>"
          role="button"
          aria-label="Rename thread">
         <i class="fas fa-pen fa-fw"></i> rename