Added missing cluster param override and class_mapping for contrail models

Change-Id: I04efa981ccd27f1c4e4e46d59772c147d0275fb7
diff --git a/classes/cluster/sl_k8s_calico/infra/config.yml b/classes/cluster/sl_k8s_calico/infra/config.yml
index c957e6c..bd09d54 100644
--- a/classes/cluster/sl_k8s_calico/infra/config.yml
+++ b/classes/cluster/sl_k8s_calico/infra/config.yml
@@ -44,6 +44,8 @@
               value_template: <<node_ip>>
             infra_config_deploy_address:
               value_template: <<node_ip>>
+            cluster_domain:
+              value_template: <<node_domain>>
         infra_proxy:
           expression: <<node_hostname>>__startswith__prx
           node_class: