PV controller changes to support PV Deletion protection finalizer

Signed-off-by: Deepak Kinni <dkinni@vmware.com>

pkg/controller/volume/persistentvolume/framework_test.go

@@ -370,6 +370,15 @@ func withVolumeDeletionTimestamp(pvs []*v1.PersistentVolume) []*v1.PersistentVol
 	return result
 }
 
+func volumesWithFinalizers(pvs []*v1.PersistentVolume, finalizers []string) []*v1.PersistentVolume {
+	result := []*v1.PersistentVolume{}
+	for _, pv := range pvs {
+		pv.SetFinalizers(finalizers)
+		result = append(result, pv)
+	}
+	return result
+}
+
 // newClaim returns a new claim with given attributes
 func newClaim(name, claimUID, capacity, boundToVolume string, phase v1.PersistentVolumeClaimPhase, class *string, annotations ...string) *v1.PersistentVolumeClaim {
 	fs := v1.PersistentVolumeFilesystem