ACP2E-3493: fix static test errors

Author: alzota

app/code/Magento/Persistent/Test/Unit/Model/CleanExpiredPersistentQuotesTest.php

@@ -57,6 +57,9 @@ class CleanExpiredPersistentQuotesTest extends TestCase
      */
     private CleanExpiredPersistentQuotes $cleanExpiredPersistentQuotes;
 
+    /**
+     * @var int
+     */
     private int $batchSize;
 
     protected function setUp(): void

app/code/Magento/Persistent/etc/di.xml

@@ -1,8 +1,8 @@
 <?xml version="1.0"?>
 <!--
 /**
- * Copyright © Magento, Inc. All rights reserved.
- * See COPYING.txt for license details.
+ * Copyright 2012 Adobe
+ * All Rights Reserved.
  */
 -->
 <config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:framework:ObjectManager/etc/config.xsd">