remote_agent container monitoring update

PROD-15486

Change-Id: I3d1533316b7694bf3bd6861215b35e3196c2d3bb
diff --git a/metadata/service/monitoring/cluster_stats.yml b/metadata/service/monitoring/cluster_stats.yml
index 02fc70a..85ae108 100644
--- a/metadata/service/monitoring/cluster_stats.yml
+++ b/metadata/service/monitoring/cluster_stats.yml
@@ -3,6 +3,8 @@
 classes:
 - service.ceph.support
 parameters:
+  _param:
+    ceph_monitoring_user: admin
   ceph:
     monitoring:
       cluster_stats: