MC-30944: Incorrect flow of saving Newsletter templates

Author: dvoskoboinikov

app/code/Magento/Newsletter/Controller/Adminhtml/Template/Save.php

@@ -1,6 +1,5 @@
 <?php
 /**
- *
  * Copyright © Magento, Inc. All rights reserved.
  * See COPYING.txt for license details.
  */
@@ -10,6 +9,9 @@
 use Magento\Framework\App\TemplateTypesInterface;
 use Magento\Framework\Exception\LocalizedException;
 
+/**
+ * An action that saves a template.
+ */
 class Save extends \Magento\Newsletter\Controller\Adminhtml\Template implements HttpPostActionInterface
 {
     /**