Merge pull request #3357 from k8s-infra-cherrypick-robot/cherry-pick-3353-to-release-1.8

[release-1.8] Update metrics-server to v0.6.3

Author: k8s-ci-robot

templates/addons/metrics-server/kustomization.yaml

@@ -2,7 +2,7 @@ apiVersion: kustomize.config.k8s.io/v1beta1
 kind: Kustomization
 namespace: kube-system
 resources:
-  - https://github.com/kubernetes-sigs/metrics-server/releases/download/v0.6.2/components.yaml
+  - https://github.com/kubernetes-sigs/metrics-server/releases/download/v0.6.3/components.yaml
 patchesStrategicMerge:
   - patches/control-plane-toleration.yaml
 patches:

templates/addons/metrics-server/metrics-server.yaml

@@ -138,7 +138,7 @@ spec:
         - --kubelet-use-node-status-port
         - --metric-resolution=15s
         - --kubelet-insecure-tls
-        image: k8s.gcr.io/metrics-server/metrics-server:v0.6.2
+        image: registry.k8s.io/metrics-server/metrics-server:v0.6.3
         imagePullPolicy: IfNotPresent
         livenessProbe:
           failureThreshold: 3