MQE-913: Nested Element Assertions Don’t Support Action Group Replacement

- CR fix

Author: KevinBKozan

src/Magento/FunctionalTestingFramework/Test/Objects/ActionGroupObject.php

@@ -169,6 +169,7 @@ private function resolveAttributesWithArguments($arguments, $attributes)
         foreach ($attributes as $attributeKey => $attributeValue) {
 
             if (is_array($attributeValue)) {
+                // attributes with child elements are parsed as an array, need make recursive call to resolve children
                 $newActionAttributes[$attributeKey] = $this->resolveAttributesWithArguments(
                     $arguments,
                     $attributeValue