Add Ability To Separate Frontend / Adminhtml in New Relic

Declare strict types

Author: ihor-sviziev

dev/tests/integration/testsuite/Magento/NewRelicReporting/Plugin/SeparateAppsTest.php

@@ -3,6 +3,8 @@
  * Copyright © Magento, Inc. All rights reserved.
  * See COPYING.txt for license details.
  */
+declare(strict_types=1);
+
 namespace Magento\NewRelicReporting\Plugin;
 
 use Magento\Framework\App\State;