Merge pull request kubernetes#81899 from liggitt/deprecate-crd-v1beta1

Mark v1beta1 webhooks/CRD types deprecated in favor of v1

Author: k8s-ci-robot

api/openapi-spec/swagger.json

@@ -115,6 +115,7 @@ const (
 // +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object
 
 // ValidatingWebhookConfiguration describes the configuration of and admission webhook that accept or reject and object without changing it.
+// Deprecated in v1.16, planned for removal in v1.19. Use admissionregistration.k8s.io/v1 ValidatingWebhookConfiguration instead.
 type ValidatingWebhookConfiguration struct {
 	metav1.TypeMeta `json:",inline"`
 	// Standard object metadata; More info: https://git.k8s.io/community/contributors/devel/api-conventions.md#metadata.
@@ -145,6 +146,7 @@ type ValidatingWebhookConfigurationList struct {
 // +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object
 
 // MutatingWebhookConfiguration describes the configuration of and admission webhook that accept or reject and may change the object.
+// Deprecated in v1.16, planned for removal in v1.19. Use admissionregistration.k8s.io/v1 MutatingWebhookConfiguration instead.
 type MutatingWebhookConfiguration struct {
 	metav1.TypeMeta `json:",inline"`
 	// Standard object metadata; More info: https://git.k8s.io/community/contributors/devel/api-conventions.md#metadata.

staging/src/k8s.io/api/admissionregistration/v1beta1/generated.proto

@@ -363,6 +363,7 @@ const CustomResourceCleanupFinalizer = "customresourcecleanup.apiextensions.k8s.
 
 // CustomResourceDefinition represents a resource that should be exposed on the API server.  Its name MUST be in the format
 // <.spec.name>.<.spec.group>.
+// Deprecated in v1.16, planned for removal in v1.19. Use apiextensions.k8s.io/v1 CustomResourceDefinition instead.
 type CustomResourceDefinition struct {
 	metav1.TypeMeta   `json:",inline"`
 	metav1.ObjectMeta `json:"metadata,omitempty" protobuf:"bytes,1,opt,name=metadata"`