ENGCOM-3797: [Forwardport] Using Media Image custom attribute type co…

…uld not display on frontend. #19054 #20096

 - Merge Pull Request #20096 from davidverholen/magento2:2.3-develop-PR-port-19068
 - Merged commits:
   1. 0edcd20
   2. 9aa1aeb

app/code/Magento/Eav/Model/Entity/Attribute.php

@@ -3,7 +3,6 @@
  * Copyright © Magento, Inc. All rights reserved.
  * See COPYING.txt for license details.
  */
-
 namespace Magento\Eav\Model\Entity;
 
 use Magento\Framework\Api\AttributeValueFactory;
@@ -322,7 +321,7 @@ public function afterSave()
     }
 
     /**
-     * @return $this
+     * @inheritdoc
      * @since 100.0.7
      */
     public function afterDelete()