Update Composer, update everything

vendor/doctrine/cache/lib/Doctrine/Common/Cache/MultiDeleteCache.php

@@ -0,0 +1,21 @@
+<?php
+
+namespace Doctrine\Common\Cache;
+
+/**
+ * Interface for cache drivers that allows to put many items at once.
+ *
+ * @link   www.doctrine-project.org
+ * @deprecated
+ */
+interface MultiDeleteCache
+{
+    /**
+     * Deletes several cache entries.
+     *
+     * @param string[] $keys Array of keys to delete from cache
+     *
+     * @return bool TRUE if the operation was successful, FALSE if it wasn't.
+     */
+    public function deleteMultiple(array $keys);
+}