Add designate worker role as default for deployments

This change is a preparational step before changes proposed in
CR [1] will be merged.

Changes to virtual-mcp-ocata-dvr model are not proposed here
due to parallel change to it:
https://gerrit.mcp.mirantis.net/6723

[1] https://gerrit.mcp.mirantis.net/10030

Change-Id: I38e4e919c53753cbb575facf0c7333a9da89c44b
Related-CR: https://gerrit.mcp.mirantis.net/10030
Related-PROD: https://mirantis.jira.com/browse/PROD-14396
diff --git a/classes/cluster/virtual-mcp-ocata-ovs/openstack/init.yml b/classes/cluster/virtual-mcp-ocata-ovs/openstack/init.yml
index 749372c..fd60e93 100644
--- a/classes/cluster/virtual-mcp-ocata-ovs/openstack/init.yml
+++ b/classes/cluster/virtual-mcp-ocata-ovs/openstack/init.yml
@@ -60,6 +60,7 @@
       rndc_port: 953
       rndc_key_file: /etc/designate/rndc.key
     designate_version: ${_param:openstack_version}
+    designate_worker_enabled: true
     glance_version: ${_param:openstack_version}
     glance_service_host: ${_param:cluster_vip_address}
     keystone_version: ${_param:openstack_version}
@@ -171,4 +172,4 @@
       user:
         root:
           name: root
-          password: false
\ No newline at end of file
+          password: false