[PHPunit 9] Move AssertRegExpRector to phpunit 90 set with refactor to use assertMatchesRegularExpression/assertDoesNotMatchRegularExpression#667

TomasVotruba merged 2 commits intomainrectorphp/rector-phpunit:mainfrom

use-phpunit9-for-assert-regrectorphp/rector-phpunit:use-phpunit9-for-assert-regCopy head branch name to clipboard