fix: add doc.go files to pkg/generated/openapi/* packages

pkg/generated/openapi/core/doc.go

@@ -0,0 +1,17 @@
+// Copyright 2022 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 core contains autogenerated openapi schema definitions
+// for the core k8s.io API.
+package core

pkg/generated/openapi/custommetrics/doc.go

@@ -0,0 +1,17 @@
+// Copyright 2022 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 custommetrics contains autogenerated openapi schema definitions
+// for the k8s.io/metrics/pkg/apis/custom_metrics API.
+package custommetrics

pkg/generated/openapi/externalmetrics/doc.go

@@ -0,0 +1,17 @@
+// Copyright 2022 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 externalmetrics contains autogenerated openapi schema definitions
+// for the k8s.io/metrics/pkg/apis/external_metrics API.
+package externalmetrics