Reorder item actions for cluster

Since 'Delete Cluster' action is danger, so we should
change order of item actions from the point of UX.

Now:
- 'Delete Cluster'
- 'Show Certificate'
- 'Sign Certificate'

After:
- 'Show Certificate'
- 'Sign Certificate'
- 'Delete Cluster'

Change-Id: I8deb6ad6ec371d5a04c690aa3abc53499fb8324b

magnum_ui/static/dashboard/container-infra/clusters/actions.module.js

@@ -46,14 +46,6 @@
   {
     var clusterResourceType = registry.getResourceType(resourceType);
     clusterResourceType.itemActions
-      .append({
-        id: 'deleteClusterAction',
-        service: deleteClusterService,
-        template: {
-          type: 'delete',
-          text: gettext('Delete Cluster')
-        }
-      })
       .append({
         id: 'showCertificateAction',
         service: showCertificateService,
@@ -67,6 +59,14 @@
         template: {
           text: gettext('Sign Certificate')
         }
+      })
+      .append({
+        id: 'deleteClusterAction',
+        service: deleteClusterService,
+        template: {
+          type: 'delete',
+          text: gettext('Delete Cluster')
+        }
       });
 
     clusterResourceType.batchActions