MC-18948: Switch default search engine from MySQL to ElasticSearch

- fix static

Author: cpartica

lib/internal/Magento/Framework/Search/Test/Unit/Adapter/Mysql/AdapterTest.php

@@ -10,6 +10,8 @@
 use Magento\Framework\TestFramework\Unit\Helper\ObjectManager;
 
 /**
+ * Mysql Adapter test
+ *
  * @SuppressWarnings(PHPMD.CouplingBetweenObjects)
  */
 class AdapterTest extends \PHPUnit\Framework\TestCase