Update to laravel 7

vendor/symfony/cache/PruneableInterface.php

@@ -0,0 +1,23 @@
+<?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\Cache;
+
+/**
+ * Interface extends psr-6 and psr-16 caches to allow for pruning (deletion) of all expired cache items.
+ */
+interface PruneableInterface
+{
+    /**
+     * @return bool
+     */
+    public function prune();
+}