tea/Build/php-cs-fixer/.php-cs-fixer.php

<?php

use PhpCsFixer\Runner\Parallel\ParallelConfigFactory;
use TYPO3\CodingStandards\CsFixerConfig;

$config = CsFixerConfig::create();

$config->addRules([
    // This is required as long as we are on PHPUnit 9.x. It can be removed after the switch to PHPUnit 10.x.
    // @see https://github.com/PHP-CS-Fixer/PHP-CS-Fixer/issues/8337
    'php_unit_test_case_static_method_calls' => ['call_type' => 'self', 'methods' => ['createStub' => 'this']],
]);

// @TODO 4.0 no need to call this manually
$config->setParallelConfig(ParallelConfigFactory::detect());

$config->getFinder()->in('Classes')->in('Configuration')->in('Tests');
return $config;