Set OS_AUTH_URL to fqdn in keystonercv3 for CC

Set OS_AUTH_URL from IP to fqdn in keystonercv3 for CC
model.

Change-Id: I25ed41764fb2f87c3b6a6521ecd19d411fc8a8c9
Related-Prod: PROD-29451
diff --git a/keystone/server/cluster.yml b/keystone/server/cluster.yml
index 7e9ea1b..824c6b5 100644
--- a/keystone/server/cluster.yml
+++ b/keystone/server/cluster.yml
@@ -37,7 +37,7 @@
       region: ${_param:openstack_region}
       bind:
         address: ${_param:cluster_local_address}
-        private_address: ${_param:cluster_vip_address}
+        private_address: ${_param:openstack_service_host}
         private_port: 35357
         public_address: ${_param:cluster_vip_address}
         public_port: 5000