chore(deps): update dependency phpunit/phpunit to v13#2188

renovate-bot wants to merge 1 commit intoGoogleCloudPlatform:mainGoogleCloudPlatform/php-docs-samples:mainfrom

renovate-bot:renovate/testing-phpunit-phpunit-13.xrenovate-bot/php-docs-samples:renovate/testing-phpunit-phpunit-13.xCopy head branch name to clipboard