Vendor: Update k8s version

Signed-off-by: Michał Żyłowski <michal.zylowski@intel.com>

vendor/k8s.io/kubernetes/pkg/apis/certificates/v1beta1/conversion.go

@@ -0,0 +1,39 @@
+/*
+Copyright 2016 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 v1beta1
+
+import (
+	"fmt"
+
+	"k8s.io/apimachinery/pkg/runtime"
+	"k8s.io/kubernetes/pkg/api"
+)
+
+func addConversionFuncs(scheme *runtime.Scheme) error {
+	// Add non-generated conversion functions here. Currently there are none.
+
+	return api.Scheme.AddFieldLabelConversionFunc(SchemeGroupVersion.String(), "CertificateSigningRequest",
+		func(label, value string) (string, string, error) {
+			switch label {
+			case "metadata.name":
+				return label, value, nil
+			default:
+				return "", "", fmt.Errorf("field label not supported: %s", label)
+			}
+		},
+	)
+}