Update yoast/phpunit-polyfills requirement from ^0.2.0 || ^1.0.0 to ^0.2.0 || ^1.0.0 || ^4.0.0

Update yoast/phpunit-polyfills requirement from ^0.2.0 || ^1.0.0 to ^0.2.0 || ^1.0.0 || ^4.0.0 #1290