Update SL k8s model params

Change-Id: I69fd0b539056453a491046f2c752ff84ed0dc31c
diff --git a/classes/cluster/sl_k8s_contrail/opencontrail/control.yml b/classes/cluster/sl_k8s_contrail/opencontrail/control.yml
index 66052f3..bb4f6b7 100644
--- a/classes/cluster/sl_k8s_contrail/opencontrail/control.yml
+++ b/classes/cluster/sl_k8s_contrail/opencontrail/control.yml
@@ -29,6 +29,7 @@
     cluster_node03_address: ${_param:opencontrail_control_node03_address}
     rabbitmq_secret_key: password
     rabbitmq_admin_password: password
+    rabbitmq_openstack_password: workshop
     opencontrail_router01_hostname: vsrx01.${_param:cluster_domain}
     opencontrail_router01_address: 172.16.10.131
   linux: