add definition of bind9 backend for designate

Missing definition blocked creating configuration
from jinja template.

PROD-18263

Change-Id: Id4d3e73e4439d75c545633b033acbd7048b66808
diff --git a/classes/cluster/virtual-mcp11-contrail/openstack/init.yml b/classes/cluster/virtual-mcp11-contrail/openstack/init.yml
index c600e35..a29a5e6 100755
--- a/classes/cluster/virtual-mcp11-contrail/openstack/init.yml
+++ b/classes/cluster/virtual-mcp11-contrail/openstack/init.yml
@@ -32,6 +32,7 @@
     rabbitmq_openstack_password: workshop
     rabbitmq_cold_password: workshop
     designate_bind9_rndc_key: 4pc+X4PDqb2q+5o72dISm72LM1Ds9X2EYZjqg+nmsS7FhdTwzFFY8l/iEDmHxnyjkA33EQC8
+    designate_bind9_rndc_algorithm: hmac-sha512
     designate_domain_id: 5186883b-91fb-4891-bd49-e6769234a8fc
     designate_pool_ns_records:
       - hostname: 'ns1.example.org.'
@@ -58,6 +59,7 @@
       rndc_port: 953
       rndc_key_file: /etc/designate/rndc.key
     designate_version: ${_param:openstack_version}
+    designate_server_enabled: true
     designate_worker_enabled: true
     cluster_vip_address: ${_param:openstack_control_address}
     glance_version: ${_param:openstack_version}