changed k8s.gcr.io to registry.k8s.io (#8667)

docs/examples/chashsubset/deployment.yaml

@@ -17,7 +17,7 @@ spec:
     spec:
       containers:
         - name: nginxhello
-          image: k8s.gcr.io/e2e-test-images/echoserver:2.3
+          image: registry.k8s.io/e2e-test-images/echoserver:2.3
           ports:
             - containerPort: 8080
           env:

docs/examples/customization/custom-errors/custom-default-backend.helm.values.yaml

@@ -3,7 +3,7 @@ controller:
 defaultBackend:
   enabled: true
   image:
-    registry: k8s.gcr.io
+    registry: registry.k8s.io
     image: ingress-nginx/nginx-errors
     tag: "0.48.1"
   extraVolumes:

docs/examples/customization/custom-errors/custom-default-backend.yaml

@@ -36,7 +36,7 @@ spec:
     spec:
       containers:
       - name: nginx-error-server
-        image: k8s.gcr.io/ingress-nginx/nginx-errors:0.49.0
+        image: registry.k8s.io/ingress-nginx/nginx-errors:0.49.0
         ports:
         - containerPort: 8080
         # Setting the environment variable DEBUG we can see the headers sent 

docs/examples/http-svc.yaml

@@ -14,7 +14,7 @@ spec:
     spec:
       containers:
       - name: http-svc
-        image: k8s.gcr.io/e2e-test-images/echoserver:2.3
+        image: registry.k8s.io/e2e-test-images/echoserver:2.3
         ports:
         - containerPort: 8080
         env:

docs/examples/multi-tls/multi-tls.yaml

@@ -70,7 +70,7 @@ spec:
     spec:
       containers:
       - name: http-svc
-        image: k8s.gcr.io/e2e-test-images/echoserver:2.3
+        image: registry.k8s.io/e2e-test-images/echoserver:2.3
         ports:
         - containerPort: 8080
         env:

docs/examples/static-ip/nginx-ingress-controller.yaml

@@ -24,7 +24,7 @@ spec:
       # hostNetwork: true
       terminationGracePeriodSeconds: 60
       containers:
-      - image: k8s.gcr.io/ingress-nginx/controller:v1.0.5
+      - image: registry.k8s.io/ingress-nginx/controller:v1.0.5
         name: controller
         readinessProbe:
           httpGet: