Remove a couple of unused use statements

src/CoreBundle/Migrations/Schema/V200/Version20240112193100.php

@@ -7,9 +7,7 @@ declare(strict_types=1);
 namespace Chamilo\CoreBundle\Migrations\Schema\V200;
 
 use Chamilo\CoreBundle\Migrations\AbstractMigrationChamilo;
-use Doctrine\DBAL\Connection;
 use Doctrine\DBAL\Schema\Schema;
-use Exception;
 
 final class Version20240112193100 extends AbstractMigrationChamilo
 {