Merge remote-tracking branch 'origin/MAGETWO-72863' into PANDA-FIXES-2.3

Author: RuslanKostiv1

dev/tests/integration/testsuite/Magento/CatalogSearch/Model/Indexer/Fulltext/Action/DataProviderTest.php

@@ -3,6 +3,8 @@
  * Copyright © Magento, Inc. All rights reserved.
  * See COPYING.txt for license details.
  */
+declare(strict_types=1);
+
 namespace Magento\CatalogSearch\Model\Indexer\Fulltext\Action;
 
 class DataProviderTest extends \PHPUnit\Framework\TestCase