Update gcpprojects.py #139

	name: nightly-sync-pr
	on:
	push:
	branches:
	- 'release'
	workflow_dispatch:
	jobs:
	nightly-sync-pr:
	if: github.repository == 'newscorp-ghfb/cloud-custodian'
	runs-on: ubuntu-latest
	steps:
	- name: checkout release
	uses: actions/checkout@v3
	- name: merge main into release
	run: \|
	git config --local user.email "github-actions[bot]@users.noreply.github.com"
	git config --local user.name "github-actions[bot]"
	git fetch --unshallow
	git checkout release
	git pull
	git merge origin/master -s ours --no-edit
	git push
	shell: bash
	- name: create PR
	id: create-pr
	uses: repo-sync/pull-request@v2
	with:
	github_token: ${{ secrets.GITHUB_TOKEN }}
	pr_title: '[AUTOMATED] Changes from Sandbox'
	- name: notify slack
	if: startsWith(steps.create-pr.outputs.pr_created, 'true')
	uses: tokorom/action-slack-incoming-webhook@main
	env:
	INCOMING_WEBHOOK_URL: ${{ secrets.NIGHTLY_SYNC_SLACK_WEBHOOK_URL }}
	with:
	text: \|
	${{github.event.repository.name}}: Nightly cloud-custodian sync from Release to Main for Sandbox
	:git-pull-request: New PR ready for review: <${{steps.create-pr.outputs.pr_url}}\|${{steps.create-pr.outputs.pr_number}}> <!here>

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