fixes MR widget jump

app/assets/javascripts/merge_request.js

@@ -115,8 +115,8 @@ require('./merge_request_tabs');
         e.preventDefault();
 
         textarea.val(textarea.data('messageWithDescription'));
-        $('p.js-with-description-hint').hide();
-        $('p.js-without-description-hint').show();
+        $('.js-with-description-hint').hide();
+        $('.js-without-description-hint').show();
       });
 
       $(document).on('click', 'a.js-without-description-link', function(e) {
@@ -124,8 +124,8 @@ require('./merge_request_tabs');
         e.preventDefault();
 
         textarea.val(textarea.data('messageWithoutDescription'));
-        $('p.js-with-description-hint').show();
-        $('p.js-without-description-hint').hide();
+        $('.js-with-description-hint').show();
+        $('.js-without-description-hint').hide();
       });
     };
 

app/views/shared/_commit_message_container.html.haml

@@ -17,9 +17,9 @@
         Try to keep the first line under 52 characters
         and the others under 72.
     - if descriptions.present?
-      %p.hint.js-with-description-hint
+      .hint.js-with-description-hint
         = link_to "#", class: "js-with-description-link" do
           Include description in commit message
-      %p.hint.js-without-description-hint.hide
+      .hint.js-without-description-hint.hide
         = link_to "#", class: "js-without-description-link" do
           Don't include description in commit message