Merge branch 'ee-12556-flash-message' into 'master'

EE: Removes EE differences for app/views/projects/_flash_messages.html.haml

See merge request gitlab-org/gitlab-ee!14550

app/views/projects/_flash_messages.html.haml

@@ -5,7 +5,7 @@
   - if current_user && can?(current_user, :download_code, project)
     = render 'shared/no_ssh'
     = render 'shared/no_password'
-    = render 'shared/shared_runners_minutes_limit', project: project
+    = render_if_exists 'shared/shared_runners_minutes_limit', project: project
     - unless project.empty_repo?
       = render 'shared/auto_devops_implicitly_enabled_banner', project: project
     = render_if_exists 'projects/above_size_limit_warning', project: project