rebase: update kubernetes to v1.21.2

Updated kubernetes packages to latest release.
resizefs package has been included into k8s.io/mount-utils
package. updated code to use the same.

Updates: #1968

Signed-off-by: Rakshith R <rar@redhat.com>

vendor/k8s.io/client-go/applyconfigurations/policy/v1beta1/allowedflexvolume.go

@@ -0,0 +1,39 @@
+/*
+Copyright 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.
+*/
+
+// Code generated by applyconfiguration-gen. DO NOT EDIT.
+
+package v1beta1
+
+// AllowedFlexVolumeApplyConfiguration represents an declarative configuration of the AllowedFlexVolume type for use
+// with apply.
+type AllowedFlexVolumeApplyConfiguration struct {
+	Driver *string `json:"driver,omitempty"`
+}
+
+// AllowedFlexVolumeApplyConfiguration constructs an declarative configuration of the AllowedFlexVolume type for use with
+// apply.
+func AllowedFlexVolume() *AllowedFlexVolumeApplyConfiguration {
+	return &AllowedFlexVolumeApplyConfiguration{}
+}
+
+// WithDriver sets the Driver field in the declarative configuration to the given value
+// and returns the receiver, so that objects can be built by chaining "With" function invocations.
+// If called multiple times, the Driver field is set to the value of the last call.
+func (b *AllowedFlexVolumeApplyConfiguration) WithDriver(value string) *AllowedFlexVolumeApplyConfiguration {
+	b.Driver = &value
+	return b
+}