Update README.md

adds platform

Author: s4dhulabs

README.md

@@ -2,6 +2,7 @@
 <!-- ![Alt text](https://github.com/s4dhulabs/s4dhulabs.github.io/blob/master/resources/imgs/vimana1.png?raw=true "VIMANAFRAMEWORK") -->
 ![image](https://user-images.githubusercontent.com/89562876/229259507-fff26785-b2f7-4f0e-ad72-6c62c6b45d1d.png)
 [![Python Version](https://img.shields.io/badge/python-3.9%2B-yellow.svg)](https://www.python.org/downloads/)
+[![Platform](https://img.shields.io/badge/platform-linux-lightgrey.svg)](https://www.linux.org/)
 
 
 <!--