Fix k8s master/pool enabled parameters

Change-Id: I526c7bab57016962c8d435ff7fb4d22d9eca0704
diff --git a/kubernetes/pool/cluster.yml b/kubernetes/pool/cluster.yml
index fca14e7..61ebc3c 100644
--- a/kubernetes/pool/cluster.yml
+++ b/kubernetes/pool/cluster.yml
@@ -5,6 +5,7 @@
 parameters:
   kubernetes:
     pool:
+      enabled: true
       network:
         calico:
           prometheus: