Use use DI Extension class instead of deprecated HttpKernel Extension (…

…#132)

`Symfony\Component\HttpKernel\DependencyInjection\Extension` is
deprecated since Symfony 7.1 by
symfony/symfony#53801

src/Symfony/Bundle/DependencyInjection/AutoMapperExtension.php

@@ -22,9 +22,9 @@
 use Symfony\Component\Config\Definition\ConfigurationInterface;
 use Symfony\Component\Config\FileLocator;
 use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Component\DependencyInjection\Extension\Extension;
 use Symfony\Component\DependencyInjection\Loader\PhpFileLoader;
 use Symfony\Component\DependencyInjection\Reference;
-use Symfony\Component\HttpKernel\DependencyInjection\Extension;
 use Symfony\Component\Serializer\Normalizer\NormalizerInterface;
 use Symfony\Component\Serializer\SerializerInterface;
 use Symfony\Component\Uid\AbstractUid;