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/api/events/v1/generated.proto

@@ -36,6 +36,9 @@ option go_package = "v1";
 // continued existence of events with that Reason.  Events should be
 // treated as informative, best-effort, supplemental data.
 message Event {
+  // Standard object's metadata.
+  // More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#metadata
+  // +optional
   optional k8s.io.apimachinery.pkg.apis.meta.v1.ObjectMeta metadata = 1;
 
   // eventTime is the time when this Event was first observed. It is required.

vendor/k8s.io/api/events/v1/types.go

@@ -33,6 +33,9 @@ import (
 type Event struct {
 	metav1.TypeMeta `json:",inline"`
 
+	// Standard object's metadata.
+	// More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#metadata
+	// +optional
 	metav1.ObjectMeta `json:"metadata" protobuf:"bytes,1,opt,name=metadata"`
 
 	// eventTime is the time when this Event was first observed. It is required.

vendor/k8s.io/api/events/v1/types_swagger_doc_generated.go

@@ -29,6 +29,7 @@ package v1
 // AUTO-GENERATED FUNCTIONS START HERE. DO NOT EDIT.
 var map_Event = map[string]string{
 	"":                         "Event is a report of an event somewhere in the cluster. It generally denotes some state change in the system. Events have a limited retention time and triggers and messages may evolve with time.  Event consumers should not rely on the timing of an event with a given Reason reflecting a consistent underlying trigger, or the continued existence of events with that Reason.  Events should be treated as informative, best-effort, supplemental data.",
+	"metadata":                 "Standard object's metadata. More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#metadata",
 	"eventTime":                "eventTime is the time when this Event was first observed. It is required.",
 	"series":                   "series is data about the Event series this event represents or nil if it's a singleton Event.",
 	"reportingController":      "reportingController is the name of the controller that emitted this Event, e.g. `kubernetes.io/kubelet`. This field cannot be empty for new Events.",

vendor/k8s.io/api/events/v1beta1/generated.proto

@@ -36,6 +36,9 @@ option go_package = "v1beta1";
 // continued existence of events with that Reason.  Events should be
 // treated as informative, best-effort, supplemental data.
 message Event {
+  // Standard object's metadata.
+  // More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#metadata
+  // +optional
   optional k8s.io.apimachinery.pkg.apis.meta.v1.ObjectMeta metadata = 1;
 
   // eventTime is the time when this Event was first observed. It is required.

vendor/k8s.io/api/events/v1beta1/types.go

@@ -35,6 +35,9 @@ import (
 type Event struct {
 	metav1.TypeMeta `json:",inline"`
 
+	// Standard object's metadata.
+	// More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#metadata
+	// +optional
 	metav1.ObjectMeta `json:"metadata" protobuf:"bytes,1,opt,name=metadata"`
 
 	// eventTime is the time when this Event was first observed. It is required.

vendor/k8s.io/api/events/v1beta1/types_swagger_doc_generated.go

@@ -29,6 +29,7 @@ package v1beta1
 // AUTO-GENERATED FUNCTIONS START HERE. DO NOT EDIT.
 var map_Event = map[string]string{
 	"":                         "Event is a report of an event somewhere in the cluster. It generally denotes some state change in the system. Events have a limited retention time and triggers and messages may evolve with time.  Event consumers should not rely on the timing of an event with a given Reason reflecting a consistent underlying trigger, or the continued existence of events with that Reason.  Events should be treated as informative, best-effort, supplemental data.",
+	"metadata":                 "Standard object's metadata. More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#metadata",
 	"eventTime":                "eventTime is the time when this Event was first observed. It is required.",
 	"series":                   "series is data about the Event series this event represents or nil if it's a singleton Event.",
 	"reportingController":      "reportingController is the name of the controller that emitted this Event, e.g. `kubernetes.io/kubelet`. This field cannot be empty for new Events.",