[incubator/kube-registry-proxy] Update DaemonSet apiVersion to 'apps/v1' - Mandatory for K8s 1.16 (#20892)

* [incubator/kube-registry-proxy] Update DaemonSet apiVersion to 'apps/v1' - Mandatory for K8s 1.16

Signed-off-by: Jacky Jiang <t83714@gmail.com>

* As of Kubernetes 1.8, you must specify a pod selector that matches the labels of the .spec.template.
This fix the issue with creating DaemonSet through new `apps/v1` api.

Signed-off-by: Jacky Jiang <t83714@gmail.com>

incubator/kube-registry-proxy/Chart.yaml

@@ -1,7 +1,7 @@
 apiVersion: v1
 name: kube-registry-proxy
 home: https://github.com/kubernetes/kubernetes/tree/master/cluster/addons/registry
-version: 0.3.1
+version: 0.3.2
 appVersion: 0.4
 description: Installs the kubernetes-registry-proxy cluster addon.
 maintainers:

incubator/kube-registry-proxy/templates/daemon.yaml

@@ -1,4 +1,4 @@
-apiVersion: extensions/v1beta1
+apiVersion: apps/v1
 kind: DaemonSet
 metadata:
   name: {{ template "kube-registry-proxy.fullname" . }}
@@ -7,6 +7,9 @@ metadata:
     release: {{ .Release.Name | quote }}
     chart: "{{ .Chart.Name }}-{{ .Chart.Version }}"
 spec:
+  selector:
+    matchLabels:
+      app: {{ template "kube-registry-proxy.fullname" . }}
   template:
     metadata:
       name: {{ template "kube-registry-proxy.fullname" . }}