UPSTREAM: <carry>: Disable PersistentVolumeLabel by default

Remove PersistentVolumeLabel admission plugin from the default list of
enabled admissions.

The plugin is deprecated upstream and most of its functionality was removed
in 1.29 and 1.30.

This is continuation of openshift/cluster-kube-apiserver-operator#1693,
the admission is enabled on multiple places.

openshift-kube-apiserver/admission/admissionenablement/register.go

@@ -88,7 +88,6 @@ var (
 	additionalDefaultOnPlugins = sets.NewString(
 		"NodeRestriction",
 		"OwnerReferencesPermissionEnforcement",
-		"PersistentVolumeLabel",
 		"PodNodeSelector",
 		"PodTolerationRestriction",
 		"Priority",