Ajout des vendor

vendor/symfony/dependency-injection/Dumper/DumperInterface.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\DependencyInjection\Dumper;
+
+/**
+ * DumperInterface is the interface implemented by service container dumper classes.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+interface DumperInterface
+{
+    /**
+     * Dumps the service container.
+     *
+     * @return string|array
+     */
+    public function dump(array $options = []);
+}