chore: update readme

Author: unicodeveloper

README.md

@@ -1,5 +1,7 @@
 # PHP NOVU SDK
 
+[<img src="https://super-static-assets.s3.amazonaws.com/1e9f5a51-c4c6-4fca-b6e8-25fa0186f139/images/1b0b8afa-a688-408a-bb0e-d30742073965.svg" align="right" width="250">](https://github.com/novuhq/novu)
+
 [![Latest Stable Version](https://poser.pugx.org/unicodeveloper/novu/v/stable.svg)](https://packagist.org/packages/unicodeveloper/novu)
 [![License](https://poser.pugx.org/unicodeveloper/novu/license.svg)](LICENSE.md)
 [![Total Downloads](https://img.shields.io/packagist/dt/unicodeveloper/novu.svg)](https://packagist.org/packages/unicodeveloper/novu)