magento#15588 Refactor for code neatness Travis CI.

 48 | ERROR | [x] Opening parenthesis of a multi-line function call must be the last content on the line

Author: StevenGuapaBV

app/code/Magento/Sitemap/Controller/Adminhtml/Sitemap/Generate.php

@@ -45,7 +45,8 @@ public function execute()
         if ($sitemap->getId()) {
             try {
                 //We need to emulate to get the correct frontend URL for the product images
-                $this->appEmulation->startEnvironmentEmulation($sitemap->getStoreId(),
+                $this->appEmulation->startEnvironmentEmulation(
+                    $sitemap->getStoreId(),
                     \Magento\Framework\App\Area::AREA_FRONTEND,
                     true
                 );