Update Readme.md

Author: anshooarora

Readme.md

@@ -1,6 +1,7 @@
 ## Extent Framework 4 - Community Edition
 
 [![Join the chat at https://gitter.im/anshooarora/extentreports-csharp](https://badges.gitter.im/anshooarora/extentreports-csharp.svg)](https://gitter.im/anshooarora/extentreports-csharp?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)
+![](https://img.shields.io/github/license/extent-framework/extentreports-csharp.svg?style=plastic)
 
 .NET Framework 4.5+ only
 
@@ -10,4 +11,4 @@ View [extentreports.com](http://extentreports.com/docs/versions/4/net/) for comp
 
 ### License
 
-BSD-3 license
+Apache-2.0