Merge branch 'ph/reviewerMergeIconAlignment' into 'master'

Fixed alignment of merge icon on reviewers

See merge request gitlab-org/gitlab!53838

app/assets/stylesheets/pages/issuable.scss

@@ -117,6 +117,11 @@
   }
 }
 
+.reviewer .merge-icon {
+  bottom: -3px;
+  right: -3px;
+}
+
 .right-sidebar {
   position: fixed;
   top: $header-height;