fix unreleased link #5726

	name: PHP_CodeSniffer
	on:
	push:
	pull_request:
	jobs:
	phpcs:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v2
	- name: Setup PHP
	uses: shivammathur/setup-php@v2
	with:
	php-version: '7.4'
	coverage: none
	tools: composer, cs2pr
	- name: Get Composer cache directory
	id: composer-cache
	run: echo "::set-output name=dir::$(composer config cache-files-dir)"
	- name: Setup cache
	uses: pat-s/[email protected]
	with:
	path: ${{ steps.composer-cache.outputs.dir }}
	# Use the hash of composer.json as the key for your cache if you do not commit composer.lock.
	key: ${{ runner.os }}-composer-${{ hashFiles('**/composer.json') }}
	#key: ${{ runner.os }}-composer-${{ hashFiles('**/composer.lock') }}
	restore-keys: ${{ runner.os }}-composer-
	- name: Install dependencies
	run: composer install --prefer-dist --no-progress
	- name: Detect coding standard violations
	run: ./vendor/bin/phpcs

Provide feedback