Update README.md

Author: jalalsaberi

README.md

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 **A fast, automatic installer for Brook VPN Server with CLI Menu**
 
 [![](https://img.shields.io/badge/Version-v2.0.2-blue)](https://github.com/jalalsaberi/BrookServer/releases)
-[![](https://img.shields.io/badge/Licence-MIT-green)](https://github.com/jalalsaberi/BrookServer?tab=MIT-1-ov-file)
+[![](https://img.shields.io/badge/Licence-GPL3.0-green)](https://github.com/jalalsaberi/BrookServer?tab=GPL-3.0-1-ov-file)
 
 > *Disclaimer:* This project is created solely for educational purposes. The responsibility for any misuse of it or its use in environments that do not endorse such tools and are illegal is entirely yours.