make apiserver depend on ca cert

Change-Id: I23ebb1f687fd3be6f19e40351bd746e883d67f38
diff --git a/kubernetes/master/controller.sls b/kubernetes/master/controller.sls
index 040d1e7..e66a41a 100644
--- a/kubernetes/master/controller.sls
+++ b/kubernetes/master/controller.sls
@@ -138,6 +138,7 @@
     - file: /etc/default/kube-scheduler
     - file: /etc/default/kube-controller-manager
     - file: /usr/bin/hyperkube
+    - file: /etc/kubernetes/ssl/ca-kubernetes.crt
 
 {%- endif %}