Fix OpenContrail lab

Remove config mapping re-definition, causing api rabbit connections
to wrong vip.

Change-Id: Ie2eabc2e6ee64e8d53fd12d9c9a89ccbfaf25cf3
diff --git a/classes/cluster/os-ha-contrail/opencontrail/control.yml b/classes/cluster/os-ha-contrail/opencontrail/control.yml
index 11d8dfe..ab14adb 100644
--- a/classes/cluster/os-ha-contrail/opencontrail/control.yml
+++ b/classes/cluster/os-ha-contrail/opencontrail/control.yml
@@ -68,7 +68,6 @@
         engine: rabbitmq
         host: ${_param:openstack_control_address}
         port: 5672
-    config:
       cache:
         members:
           - host: ${_param:opencontrail_control_node01_address}