add settings section wrapper to empty state

app/views/projects/clusters/_health.html.haml

@@ -15,6 +15,7 @@
       "has-metrics": "true" } }
 
   - else
+    .settings-content
       %p= s_("ClusterIntegration|In order to show the health of the cluster, we'll need to provision your cluster with Prometheus to collect the required data.")
 
       %a.btn{ href: '#cluster-applications' }