Add missing migration for creating table cache_items (#14156)

* create table cache_items

* Update bundles/CoreBundle/Migrations/Version20201007000000.php

Co-authored-by: Divesh Pahuja <divesh.pahuja@pimcore.com>

---------

Co-authored-by: Divesh Pahuja <divesh.pahuja@pimcore.com>

bundles/CoreBundle/Migrations/Version20201007000000.php

@@ -0,0 +1,47 @@
+<?php
+
+/**
+ * Pimcore
+ *
+ * This source file is available under two different licenses:
+ * - GNU General Public License version 3 (GPLv3)
+ * - Pimcore Commercial License (PCL)
+ * Full copyright and license information is available in
+ * LICENSE.md which is distributed with this source code.
+ *
+ *  @copyright  Copyright (c) Pimcore GmbH (http://www.pimcore.org)
+ *  @license    http://www.pimcore.org/license     GPLv3 and PCL
+ */
+
+namespace Pimcore\Bundle\CoreBundle\Migrations;
+
+use Doctrine\DBAL\Schema\Schema;
+use Doctrine\Migrations\AbstractMigration;
+use Symfony\Component\Cache\Adapter\DoctrineDbalAdapter;
+
+/**
+ * @internal
+ */
+final class Version20201007000000 extends AbstractMigration
+{
+    /**
+     * @param Schema $schema
+     */
+    public function up(Schema $schema): void
+    {
+        if (!$schema->hasTable('cache_items')) {
+            /** @var \Doctrine\DBAL\Connection $db */
+            $db = \Pimcore\Db::get();
+            $cacheAdapter = new DoctrineDbalAdapter($db);
+            $cacheAdapter->createTable();
+        }
+    }
+
+    /**
+     * @param Schema $schema
+     */
+    public function down(Schema $schema): void
+    {
+        $this->addSql('DROP TABLE IF EXISTS cache_items');
+    }
+}