Define default opencontrail parameters

Change-Id: Iadb3dcbab17dc4230d3d4d4f06310ce46037a410
Related-PROD: PROD-29523 (PROD:29523)
diff --git a/defaults/init.yml b/defaults/init.yml
index 2683f28..c05e518 100644
--- a/defaults/init.yml
+++ b/defaults/init.yml
@@ -14,6 +14,7 @@
 - system.defaults.jenkins
 - system.defaults.postgresql
 - system.defaults.maas
+- system.defaults.opencontrail
 - system.defaults.openstack
 - system.defaults.galera
 - system.defaults.rabbitmq