chore(deps): replace k8s.gcr.io/sig-storage/nfs-subdir-external-provisioner docker tag with registry\.k8s\.io/sig-storage/nfs-subdir-external-provisioner v4.0.2

Author: renovate[bot]

system/nfs-system/values.yaml

@@ -3,7 +3,7 @@ nfs-subdir-external-provisioner:
   strategyType: Recreate
 
   image:
-    repository: k8s.gcr.io/sig-storage/nfs-subdir-external-provisioner
+    repository: registry\.k8s\.io/sig-storage/nfs-subdir-external-provisioner
     tag: v4.0.2
     pullPolicy: IfNotPresent
   imagePullSecrets: []