Add parallel thing

.ci/php-cs-fixer/.php-cs-fixer.php

@@ -19,6 +19,8 @@
  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
+use PhpCsFixer\Runner\Parallel\ParallelConfigFactory;
+
 $current = __DIR__;
 
 $paths = [
@@ -35,6 +37,7 @@ $finder = PhpCsFixer\Finder::create()
 
 
 $config = new PhpCsFixer\Config();
+$config->setParallelConfig(ParallelConfigFactory::detect());
 return $config->setRules(
     [
         // rule sets