Merge pull request #28489 from liyimeng/patch-1

Automatic merge from submit-queue

hyperkube: fix build for 3rd party registry (again)


Fixes issue #28487 

This is a minor fix for the issue reported in #28487

cluster/images/hyperkube/static-pods/kube-proxy.json

@@ -10,7 +10,7 @@
     "containers": [
       {
         "name": "kube-proxy",
-        "image": "gcr.io/google_containers/hyperkube-ARCH:VERSION",
+        "image": "REGISTRY/hyperkube-ARCH:VERSION",
         "command": [
                 "/hyperkube",
                 "proxy",