Updated Readme

Author: chatterjeesunit

README.md

@@ -3,5 +3,6 @@ Sample Spring Boot project
  - with Flyway integration for Database migration - [Git Tag V2.0](https://github.com/chatterjeesunit/spring-boot-app/tree/v2.0)
  - with Basic Authentication/Authorization - [Git Tag V3.0](https://github.com/chatterjeesunit/spring-boot-app/tree/v3.0)
  - with Hibernate Envers/JPA Auditing - [Git Tag V4.0](https://github.com/chatterjeesunit/spring-boot-app/tree/v4.0)
+ - with Authentication using JWT - [Git Tag V5.0](https://github.com/chatterjeesunit/spring-boot-app/tree/v5.0)
 
 For more detailed step by step guide on how to do this, please refer to the blogs on - http://sunitc.dev/tag/spring-boot/