chore: Add CI workflow to check for backport request #8503

	name: L10n
	on: pull_request

	jobs:
	l10n-extract-check:
	runs-on: ubuntu-latest

	name: Pot check
	steps:
	- uses: actions/checkout@v4

	- name: Read package.json node and npm engines version
	uses: skjnldsv/read-package-engines-version-actions@v3
	id: versions
	with:
	fallbackNode: '^12'
	fallbackNpm: '^6'

	- name: Set up node ${{ steps.versions.outputs.nodeVersion }}
	uses: actions/setup-node@v4
	with:
	node-version: ${{ steps.versions.outputs.nodeVersion }}

	- name: Set up npm ${{ steps.versions.outputs.npmVersion }}
	run: npm i -g npm@"${{ steps.versions.outputs.npmVersion }}"

	- name: Install dependencies
	run: npm ci

	- name: Extract l10n files
	run: npm run l10n:extract

	- name: Check l10n file changes
	run: bash -c "[[ ! \"`git status --porcelain l10n`\" ]] \|\| ( echo 'Uncommited l10n changes. Run \`npm run l10n:extract\`.' && exit 1 )"

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