Add metadata database type

PROD-21204

Change-Id: I6220066ae36853dd0127788145cf9996b60bb832
diff --git a/metadata/service/control/control.yml b/metadata/service/control/control.yml
index 719f6d0..52e3e82 100644
--- a/metadata/service/control/control.yml
+++ b/metadata/service/control/control.yml
@@ -89,6 +89,7 @@
       version: ${_param:opencontrail_version}
       cassandra:
         version: 2
+      type: control
       enabled: true
       name: 'Contrail'
       minimum_disk: 10