Standardised the discussion headers

app/views/projects/notes/discussions/_commit.html.haml

@@ -3,15 +3,15 @@
 - commit_description = commit ? 'commit' : 'a deleted commit'
 .discussion.js-toggle-container{ class: note.discussion_id }
   .discussion-header
+    = link_to_member(@project, note.author, avatar: false)
+    .inline.discussion-headline-light
+      = "#{note.author.to_reference} started a discussion on #{commit_description}"
+      - if commit
+        = link_to(commit.short_id, namespace_project_commit_path(note.project.namespace, note.project, note.noteable), class: 'monospace')
     .discussion-actions
       = link_to "#", class: "note-action-button discussion-toggle-button js-toggle-button" do
         %i.fa.fa-chevron-up
         Show/hide discussion
-    %div
-      = link_to_member(@project, note.author, avatar: false)
-      started a discussion on #{commit_description}
-      - if commit
-        = link_to(commit.short_id, namespace_project_commit_path(note.project.namespace, note.project, note.noteable), class: 'monospace')
     .last-update.hide.js-toggle-content
       - last_note = discussion_notes.last
       last updated by

app/views/projects/notes/discussions/_outdated.html.haml

 - note = discussion_notes.first
 .discussion.js-toggle-container{ class: note.discussion_id }
   .discussion-header
+    = link_to_member(@project, note.author, avatar: false)
+    .inline.discussion-headline-light
+      = "#{note.author.to_reference} started a discussion"
+      on the outdated diff
     .discussion-actions
       = link_to "#", class: "note-action-button discussion-toggle-button js-toggle-button" do
         %i.fa.fa-chevron-down
         Show/hide discussion
-    %div
-      = link_to_member(@project, note.author, avatar: false)
-      started a discussion on the
-      outdated diff
-    %div
+    .last-update.hide.js-toggle-content
       - last_note = discussion_notes.last
       last updated by
       = link_to_member(@project, last_note.author, avatar: false)