Update tiller image v2.14.3 → v2.16.1 (#6575)

Author: govargo

deploy/addons/helm-tiller/helm-tiller-dp.tmpl

@@ -46,7 +46,7 @@ spec:
               value: kube-system
             - name: TILLER_HISTORY_MAX
               value: "0"
-          image: gcr.io/kubernetes-helm/tiller:v2.14.3
+          image: gcr.io/kubernetes-helm/tiller:v2.16.1
           imagePullPolicy: IfNotPresent
           livenessProbe:
             failureThreshold: 3