Update dns settings for k8s-ha-calico

Change-Id: Ib8ed210628ccbe22373c5d38bd89969f1f88d5cc
diff --git a/classes/cluster/sl-k8s-calico/kubernetes/init.yml b/classes/cluster/sl-k8s-calico/kubernetes/init.yml
index 79cccbe..80bbc67 100644
--- a/classes/cluster/sl-k8s-calico/kubernetes/init.yml
+++ b/classes/cluster/sl-k8s-calico/kubernetes/init.yml
@@ -82,6 +82,12 @@
 
   linux:
     network:
+      resolv:
+        domain: sl-k8s-calico.local
+        options:
+          - ndots:5
+          - timeout:2
+          - attempts:4
       host:
         ctl:
           address: ${_param:kubernetes_control_address}