MQE-1650: update MFTF configuration to read Test entities from new location

- address reviews

Author: jilu1

src/Magento/FunctionalTestingFramework/Util/ModulePathExtractor.php

@@ -84,7 +84,8 @@ private function splitKeyForParts($key)
     private function extractKeyByPath($path)
     {
         $shortenedPath = dirname(dirname($path));
-        if ($shortenedPath === '.' || !is_dir($shortenedPath)) {
+        // Ignore this path if we cannot go to parent directory two levels up
+        if (empty($shortenedPath) || $shortenedPath === '.') {
             return '';
         }