Remove useless method overrides

lib/Doctrine/DBAL/Driver/PDOConnection.php

@@ -2,7 +2,6 @@
 
 namespace Doctrine\DBAL\Driver;
 
-use Doctrine\DBAL\ParameterType;
 use PDO;
 
 use function assert;
@@ -93,14 +92,6 @@ class PDOConnection extends PDO implements Connection, ServerInfoAwareConnection
         }
     }
 
-    /**
-     * {@inheritdoc}
-     */
-    public function quote($input, $type = ParameterType::STRING)
-    {
-        return parent::quote($input, $type);
-    }
-
     /**
      * {@inheritdoc}
      */

tests/Doctrine/Tests/DBAL/Functional/Driver/Mysqli/ConnectionTest.php

@@ -26,11 +26,6 @@ class ConnectionTest extends DbalFunctionalTestCase
         $this->markTestSkipped('MySQLi only test.');
     }
 
-    protected function tearDown(): void
-    {
-        parent::tearDown();
-    }
-
     public function testDriverOptions(): void
     {
         $driverOptions = [MYSQLI_OPT_CONNECT_TIMEOUT => 1];