Fixed issue with bold in issuable sidebar

app/assets/javascripts/users_select.js.coffee

@@ -84,7 +84,7 @@ class @UsersSelect
           <% } else { %>
         <span class="assign-yourself">
           No assignee -
-          <a href="#" class="js-assign-yourself">
+          <a href="#" class="light js-assign-yourself">
             assign yourself
           </a>
         </span>

app/assets/stylesheets/pages/issuable.scss

@@ -141,7 +141,6 @@
 
       .assign-yourself {
         margin-top: 10px;
-        font-weight: normal;
         display: block;
       }
     }

app/views/shared/issuable/_sidebar.html.haml

@@ -29,8 +29,10 @@
             %span.assign-yourself
               No assignee
               - if can_edit_issuable
+                %span.light
+                  \-
                   %a.js-assign-yourself{ href: '#' }
-                  \- assign yourself
+                    assign yourself
 
         .selectbox.hide-collapsed
           = f.hidden_field 'assignee_id', value: issuable.assignee_id, id: 'issue_assignee_id'
@@ -56,7 +58,7 @@
               %span.has-tooltip{title: milestone_remaining_days(issuable.milestone), data: {container: 'body', html: 1}}
                 = issuable.milestone.title
           - else
-            .light None
+            None
 
         .selectbox.hide-collapsed
           = f.hidden_field 'milestone_id', value: issuable.milestone_id, id: nil
@@ -112,7 +114,7 @@
               - issuable.labels_array.each do |label|
                 = link_to_label(label, type: issuable.to_ability_name)
             - else
-              .light None
+              None
           .selectbox.hide-collapsed
             - issuable.labels_array.each do |label|
               = hidden_field_tag "#{issuable.to_ability_name}[label_names][]", label.id, id: nil