use the correct flex classes on the commits list

app/views/projects/commits/_commit.html.haml

@@ -9,7 +9,7 @@
 - cache_key.push(commit.status(ref)) if commit.status(ref)
 
 = cache(cache_key, expires_in: 1.day) do
-  %li.commit.flex-list.js-toggle-container{ id: "commit-#{commit.short_id}" }
+  %li.commit.flex-row.js-toggle-container{ id: "commit-#{commit.short_id}" }
 
     .avatar-cell.hidden-xs
       = author_avatar(commit, size: 36)
@@ -36,7 +36,7 @@
           #{ commit_text.html_safe }
 
 
-      .commit-actions.flex-row.hidden-xs
+      .commit-actions.hidden-xs
         - if commit.status(ref)
           = render_commit_status(commit, ref: ref)
         = render partial: 'projects/commit/signature', object: commit.signature

app/views/projects/commits/_commits.html.haml

@@ -7,7 +7,7 @@
     %span.commits-count= n_("%d commit", "%d commits", commits.count) % commits.count
 
   %li.commits-row{ data: { day: day } }
-    %ul.content-list.commit-list
+    %ul.content-list.commit-list.flex-list
       = render partial: 'projects/commits/commit', collection: commits, locals: { project: project, ref: ref }
 
 - if hidden > 0