rebase: update kubernetes to v1.25.0

update kubernetes to latest v1.25.0
release.

Signed-off-by: Madhu Rajanna <madhupr007@gmail.com>

vendor/k8s.io/pod-security-admission/policy/visitor.go

@@ -0,0 +1,37 @@
+/*
+Copyright 2021 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package policy
+
+import (
+	corev1 "k8s.io/api/core/v1"
+)
+
+// ContainerVisitor is called with each container and the field.Path to that container
+type ContainerVisitor func(container *corev1.Container)
+
+// visitContainers invokes the visitor function for every container in the given pod spec
+func visitContainers(podSpec *corev1.PodSpec, visitor ContainerVisitor) {
+	for i := range podSpec.InitContainers {
+		visitor(&podSpec.InitContainers[i])
+	}
+	for i := range podSpec.Containers {
+		visitor(&podSpec.Containers[i])
+	}
+	for i := range podSpec.EphemeralContainers {
+		visitor((*corev1.Container)(&podSpec.EphemeralContainers[i].EphemeralContainerCommon))
+	}
+}