add prune and remove unused packages

vendor/k8s.io/code-generator/hack/update-codegen.sh

@@ -1,36 +0,0 @@
-#!/usr/bin/env bash
-
-# Copyright 2017 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.
-
-set -o errexit
-set -o nounset
-set -o pipefail
-
-# generate the code with:
-# - --output-base because this script should also be able to run inside the vendor dir of
-#   k8s.io/kubernetes. The output-base is needed for the generators to output into the vendor dir
-#   instead of the $GOPATH directly. For normal projects this can be dropped.
-$(dirname ${BASH_SOURCE})/../generate-internal-groups.sh all \
-  k8s.io/code-generator/_examples/apiserver k8s.io/code-generator/_examples/apiserver/apis k8s.io/code-generator/_examples/apiserver/apis \
-  "example:v1 example2:v1" \
-  --output-base "$(dirname ${BASH_SOURCE})/../../.."
-$(dirname ${BASH_SOURCE})/../generate-groups.sh all \
-  k8s.io/code-generator/_examples/crd k8s.io/code-generator/_examples/crd/apis \
-  "example:v1 example2:v1" \
-  --output-base "$(dirname ${BASH_SOURCE})/../../.."
-  $(dirname ${BASH_SOURCE})/../generate-groups.sh all \
-  k8s.io/code-generator/_examples/MixedCase k8s.io/code-generator/_examples/MixedCase/apis \
-  "example:v1" \
-  --output-base "$(dirname ${BASH_SOURCE})/../../.."