Update the branch in the "backport to 5.4" action. (#1100) #424

	name: Backport changes to latest maintenance branch
	on:
	push:
	branches:
	- main
	jobs:
	backport:
	strategy:
	matrix:
	branch: ['v/5.1']
	runs-on: ubuntu-latest
	steps:

	- name: checkout
	uses: actions/[email protected]
	with:
	fetch-depth: 0

	- name: Set up git config
	run: \|
	git config user.name "GitHub Actions Bot"
	git config user.email "<>"

	- name: Check PR for backport label
	id: check_pr_labels
	uses: shioyang/[email protected]
	with:
	github-token: ${{ secrets.GITHUB_TOKEN }}
	labels: '["backport to 5.1"]'

	- name: See result
	run: echo "${{ steps.check_pr_labels.outputs.result }}"

	- name: Checkout maintenance branch and cherry-pick
	if: ${{ steps.check_pr_labels.outputs.result == 'true' }}
	run: \|
	git fetch
	git checkout ${{ matrix.branch }}
	git cherry-pick -x --strategy=recursive -X theirs $GITHUB_SHA
	git push

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