chore: cgl fixes

src/Form/Model/ParticipantEditDto.php

@@ -7,6 +7,7 @@ namespace App\Form\Model;
 use App\Validator\Constraints as AppAssert;
 use Symfony\Component\Validator\Constraints as Assert;
 use Symfony\Component\Validator\Context\ExecutionContextInterface;
+
 use function Symfony\Component\String\u;
 
 /**