Revert fix test for the MariaDB v11.4.3 and v11.5.2 (#1232)

tests/Schema/MigratorFkTest.php

@@ -6,12 +6,10 @@
 
 use Atk4\Data\Exception;
 use Atk4\Data\Model;
-use Atk4\Data\Persistence\Sql\Mysql\Connection as MysqlConnection;
 use Atk4\Data\Schema\TestCase;
 use Doctrine\DBAL\Exception as DbalException;
 use Doctrine\DBAL\Exception\ForeignKeyConstraintViolationException;
 use Doctrine\DBAL\Exception\UniqueConstraintViolationException;
-use Doctrine\DBAL\Platforms\MySQLPlatform;
 use Doctrine\DBAL\Platforms\SQLServerPlatform;
 use Doctrine\DBAL\Schema\ForeignKeyConstraint;
 use Doctrine\DBAL\Schema\Index;
@@ -229,12 +227,7 @@ public function testForeignKeyViolationDuringSetup(): void
 
         $client->insert(['name' => 'Leos', 'country_id' => 10]);
 
-        // remove if once https://jira.mariadb.org/browse/MDEV-34892 is fixed
-        if ($this->getDatabasePlatform() instanceof MySQLPlatform && MysqlConnection::isServerMariaDb($this->getConnection())) {
-            self::assertTrue(true); // @phpstan-ignore staticMethod.alreadyNarrowedType
-        } else {
-            $this->expectException(DbalException::class);
-        }
+        $this->expectException(DbalException::class);
         $this->createMigrator()->createForeignKey($client->getReference('country_id'));
     }