Make admin member requests pajamas compliant

app/views/shared/members/_requests.html.haml

@@ -9,7 +9,7 @@
   .card-header
     = _("Users requesting access to")
     %strong= membership_source.name
-    %span.badge.badge-pill= requesters.size
+    = gl_badge_tag requesters.size
     = render 'shared/members/manage_access_button', path: membership_source.is_a?(Project) ? project_project_members_path(@project, tab: 'access_requests') : group_group_members_path(@group, tab: 'access_requests')
   %ul.content-list.members-list
     = render partial: 'shared/members/member',