Remove `$` from README.md codeblocks #86

	name: Run Tests

	on:
	push:
	branches:
	- main
	pull_request:
	branches:
	- main

	jobs:
	run:
	name: PHP ${{ matrix.php }}
	runs-on: ubuntu-latest
	strategy:
	matrix:
	php: ['8.1', '8.2', '8.3', '8.4']
	steps:
	- name: Checkout
	uses: actions/checkout@v2

	- name: Setup PHP
	uses: shivammathur/setup-php@v2
	with:
	php-version: ${{ matrix.php }}
	coverage: xdebug
	tools: composer, php-cs-fixer, phpunit

	- name: Get composer cache directory
	id: composer-cache
	run: echo "::set-output name=dir::$(composer config cache-files-dir)"

	- name: Cache dependencies
	uses: actions/cache@v2
	with:
	path: ${{ steps.composer-cache.outputs.dir }}
	key: ${{ runner.os }}-composer-${{ hashFiles('**/composer.json') }}
	restore-keys: ${{ runner.os }}-composer-

	- name: Install dependencies
	run: composer update --prefer-dist

	- name: Run tests
	run: \|
	if [ ${{ matrix.php }} == '8.1' ]; then
	vendor/bin/phpunit --configuration phpunit-8.1.xml
	else
	vendor/bin/phpunit
	fi

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