Change K8s version for OC4.0 + fix keepalived

Change-Id: I5f897d0cdda0034bf62495ab88342aa28162dcf7
diff --git a/classes/cluster/k8s-ha-contrail-40/kubernetes/control.yml b/classes/cluster/k8s-ha-contrail-40/kubernetes/control.yml
index 1fde55f..e97eede 100644
--- a/classes/cluster/k8s-ha-contrail-40/kubernetes/control.yml
+++ b/classes/cluster/k8s-ha-contrail-40/kubernetes/control.yml
@@ -13,7 +13,8 @@
 - cluster.overrides
 parameters:
   _param:
-    keepalived_vip_interface: ens4
+    keepalived_k8s_apiserver_vip_interface: ens4
+    keepalived_k8s_apiserver_vip_address: ${_param:kubernetes_control_address}
 
   linux:
     network: