rewrite publishing-bot verify script in go

- setup scripts to trigger publishing-bot verify
- add golang verify script and remove python verification code
- pin k8s.io/publishing-bot to v0.5.0

Signed-off-by: Akhil Mohan <akhilerm@gmail.com>

hack/verify-publishing-bot.sh

@@ -0,0 +1,32 @@
+#!/usr/bin/env bash
+
+# Copyright 2024 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.
+
+# This script checks whether staging/publishing/rules.yaml is correct
+# as per the dependencies in the go.mod of the staging directories
+# Usage: `hack/verify-publishing-bot.sh`.
+
+set -o errexit
+set -o nounset
+set -o pipefail
+
+KUBE_ROOT=$(dirname "${BASH_SOURCE[0]}")/..
+source "${KUBE_ROOT}/hack/lib/init.sh"
+
+kube::golang::setup_env
+
+go -C "${KUBE_ROOT}/hack/tools" install ./publishing-verifier
+
+publishing-verifier "${KUBE_ROOT}"