Added new param for glusterfs

Change-Id: I3bb63b61c00636f417fdc63d31fcf5e68511b30f
Partial-Bug: PROD-17162
diff --git a/glusterfs/server/cluster.yml b/glusterfs/server/cluster.yml
index 87aa0e9..16453c9 100644
--- a/glusterfs/server/cluster.yml
+++ b/glusterfs/server/cluster.yml
@@ -2,6 +2,8 @@
 - service.glusterfs.server
 parameters:
   glusterfs:
+    monitoring:
+      glusterfs_service_host: ${_param:glusterfs_service_host}
     _support:
       iptables:
         enabled: false