Add def. variables

Prod-related: PROD-26560 (PROD:26560)

Change-Id: Ic697b630c63cf61bc3ea4c925ca61e802ddb5878
diff --git a/classes/cluster/k8s-ha-contrail-40/opencontrail/init.yml b/classes/cluster/k8s-ha-contrail-40/opencontrail/init.yml
index 4ec9301..047ce97 100644
--- a/classes/cluster/k8s-ha-contrail-40/opencontrail/init.yml
+++ b/classes/cluster/k8s-ha-contrail-40/opencontrail/init.yml
@@ -21,6 +21,7 @@
 
     keystone_admin_password: none
     opencontrail_stats_password: password
+    opencontrail_message_queue_password: password
     keystone_service_token: none
     openstack_version: none
     openstack_control_address: none