Update README.md

Author: magefan

README.md

@@ -140,7 +140,8 @@ The code is licensed under [EULA](https://magefan.com/end-user-license-agreement
   * [Magento 2 Facebook Pixel Extension](https://magefan.com/magento-2-facebook-pixel-extension)
   * [Magento 2 Price History](https://magefan.com/magento-2-price-history)
   * [Magento 2 Google Customer Reviews](https://magefan.com/magento-2-google-customer-reviews)
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+  * [Magento 2 Email Attachments](https://magefan.com/magento-2-email-attachments)
+    
 ### [Magento 2 Blog Extensions](https://magefan.com/magento-2-extensions/blog-extensions)
 
   * [Magento 2 Blog Extension](https://magefan.com/magento2-blog-extension)