MAGETWO-70232: [GITHUB] Import customizable options adds it to another product if same SKU is filled#9457

- code refactoring;

Author: Aliaksei Yakimovich2

app/code/Magento/Catalog/Model/Product/Option/SaveHandler.php

@@ -3,6 +3,8 @@
  * Copyright © Magento, Inc. All rights reserved.
  * See COPYING.txt for license details.
  */
+declare(strict_types=1);
+
 namespace Magento\Catalog\Model\Product\Option;
 
 use Magento\Catalog\Api\ProductCustomOptionRepositoryInterface as OptionRepository;
@@ -71,7 +73,7 @@ public function execute($entity, $arguments = [])
      * @param bool $hasChangedSku
      * @param string $newSku
      */
-    private function processOptionsSaving($options, $hasChangedSku, $newSku)
+    private function processOptionsSaving(array $options, bool $hasChangedSku, string $newSku)
     {
         foreach ($options as $option) {
             if ($hasChangedSku && $option->hasData('product_sku')) {