Enable Grafana GlusterFS volume

Change-Id: Ia2da2d1aa1b0e250b6070aa108d141b14804642f
diff --git a/classes/cluster/virtual-mcp11-contrail/openstack/control.yml b/classes/cluster/virtual-mcp11-contrail/openstack/control.yml
index 9baa3d4..3f48fab 100755
--- a/classes/cluster/virtual-mcp11-contrail/openstack/control.yml
+++ b/classes/cluster/virtual-mcp11-contrail/openstack/control.yml
@@ -13,6 +13,7 @@
 - system.glusterfs.server.volume.glance
 - system.glusterfs.server.volume.keystone
 - system.glusterfs.server.volume.prometheus
+- system.glusterfs.server.volume.grafana
 - system.glusterfs.server.cluster
 - system.glusterfs.client.cluster
 - system.glusterfs.client.volume.glance