Merge branch '29964-sidebar-js' into 'master'

Add sidebar class to build & wiki pages

Closes #29964

See merge request !10196

app/views/projects/builds/_sidebar.html.haml

@@ -137,3 +137,6 @@
                 = build.id
             - if build.retried?
               %i.fa.fa-refresh.has-tooltip{ data: { container: 'body', placement: 'bottom' }, title: 'Job was retried' }
+
+:javascript
+  new Sidebar();

app/views/projects/wikis/_sidebar.html.haml

@@ -19,3 +19,6 @@
         More Pages
 
 = render 'projects/wikis/new'
+
+:javascript
+  new Sidebar();