refact(deps): bump k8s and client-go deps to version v0.20.2 (#294)

Signed-off-by: prateekpandey14 <prateek.pandey@mayadata.io>

vendor/k8s.io/apimachinery/pkg/runtime/schema/generated.pb.go

@@ -17,22 +17,14 @@ limitations under the License.
 // Code generated by protoc-gen-gogo. DO NOT EDIT.
 // source: k8s.io/kubernetes/vendor/k8s.io/apimachinery/pkg/runtime/schema/generated.proto
 
-/*
-Package schema is a generated protocol buffer package.
-
-It is generated from these files:
-	k8s.io/kubernetes/vendor/k8s.io/apimachinery/pkg/runtime/schema/generated.proto
-
-It has these top-level messages:
-*/
 package schema
 
 import (
 	fmt "fmt"
 
-	proto "github.com/gogo/protobuf/proto"
-
 	math "math"
+
+	proto "github.com/gogo/protobuf/proto"
 )
 
 // Reference imports to suppress errors if they are not otherwise used.
@@ -44,13 +36,13 @@ var _ = math.Inf
 // is compatible with the proto package it is being compiled against.
 // A compilation error at this line likely means your copy of the
 // proto package needs to be updated.
-const _ = proto.GoGoProtoPackageIsVersion2 // please upgrade the proto package
+const _ = proto.GoGoProtoPackageIsVersion3 // please upgrade the proto package
 
 func init() {
-	proto.RegisterFile("k8s.io/kubernetes/vendor/k8s.io/apimachinery/pkg/runtime/schema/generated.proto", fileDescriptorGenerated)
+	proto.RegisterFile("k8s.io/kubernetes/vendor/k8s.io/apimachinery/pkg/runtime/schema/generated.proto", fileDescriptor_0462724132518e0d)
 }
 
-var fileDescriptorGenerated = []byte{
+var fileDescriptor_0462724132518e0d = []byte{
 	// 185 bytes of a gzipped FileDescriptorProto
 	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x4c, 0xcc, 0xaf, 0x6e, 0xc3, 0x30,
 	0x10, 0xc7, 0x71, 0x9b, 0x0c, 0x0c, 0x0e, 0x0e, 0x1c, 0x1c, 0xda, 0x7c, 0x74, 0xb8, 0x2f, 0x50,

vendor/k8s.io/apimachinery/pkg/runtime/schema/generated.proto

@@ -17,7 +17,7 @@ limitations under the License.
 
 // This file was autogenerated by go-to-protobuf. Do not edit it manually!
 
-syntax = 'proto2';
+syntax = "proto2";
 
 package k8s.io.apimachinery.pkg.runtime.schema;
 

vendor/k8s.io/apimachinery/pkg/runtime/schema/group_version.go

@@ -176,21 +176,17 @@ func (gv GroupVersion) Empty() bool {
 // String puts "group" and "version" into a single "group/version" string. For the legacy v1
 // it returns "v1".
 func (gv GroupVersion) String() string {
-	// special case the internal apiVersion for the legacy kube types
-	if gv.Empty() {
-		return ""
-	}
-
-	// special case of "v1" for backward compatibility
-	if len(gv.Group) == 0 && gv.Version == "v1" {
-		return gv.Version
-	}
 	if len(gv.Group) > 0 {
 		return gv.Group + "/" + gv.Version
 	}
 	return gv.Version
 }
 
+// Identifier implements runtime.GroupVersioner interface.
+func (gv GroupVersion) Identifier() string {
+	return gv.String()
+}
+
 // KindForGroupVersionKinds identifies the preferred GroupVersionKind out of a list. It returns ok false
 // if none of the options match the group. It prefers a match to group and version over just group.
 // TODO: Move GroupVersion to a package under pkg/runtime, since it's used by scheme.
@@ -246,6 +242,15 @@ func (gv GroupVersion) WithResource(resource string) GroupVersionResource {
 //   in fewer places.
 type GroupVersions []GroupVersion
 
+// Identifier implements runtime.GroupVersioner interface.
+func (gvs GroupVersions) Identifier() string {
+	groupVersions := make([]string, 0, len(gvs))
+	for i := range gvs {
+		groupVersions = append(groupVersions, gvs[i].String())
+	}
+	return fmt.Sprintf("[%s]", strings.Join(groupVersions, ","))
+}
+
 // KindForGroupVersionKinds identifies the preferred GroupVersionKind out of a list. It returns ok false
 // if none of the options match the group.
 func (gvs GroupVersions) KindForGroupVersionKinds(kinds []GroupVersionKind) (GroupVersionKind, bool) {

vendor/k8s.io/apimachinery/pkg/runtime/schema/interfaces.go

@@ -23,8 +23,8 @@ type ObjectKind interface {
 	// SetGroupVersionKind sets or clears the intended serialized kind of an object. Passing kind nil
 	// should clear the current setting.
 	SetGroupVersionKind(kind GroupVersionKind)
-	// GroupVersionKind returns the stored group, version, and kind of an object, or nil if the object does
-	// not expose or provide these fields.
+	// GroupVersionKind returns the stored group, version, and kind of an object, or an empty struct
+	// if the object does not expose or provide these fields.
 	GroupVersionKind() GroupVersionKind
 }