Issue #8: Fixed broken LICENSE link

Signed-off-by: alexmerlin <alex.merlin.1985@gmail.com>

Author: alexmerlin

docs/book/v1/introduction.md

@@ -17,7 +17,7 @@ Read on to find out more about the application:
 [![GitHub issues](https://img.shields.io/github/issues/dotkernel/light)](https://github.com/dotkernel/light/issues)
 [![GitHub forks](https://img.shields.io/github/forks/dotkernel/light)](https://github.com/dotkernel/light/network)
 [![GitHub stars](https://img.shields.io/github/stars/dotkernel/light)](https://github.com/dotkernel/light/stargazers)
-[![GitHub license](https://img.shields.io/github/license/dotkernel/light)](https://github.com/dotkernel/light/blob/1.0/LICENSE.md)
+[![GitHub license](https://img.shields.io/github/license/dotkernel/light)](https://github.com/dotkernel/light/blob/1.0/LICENSE)
 
 [![Continuous Integration](https://github.com/dotkernel/light/actions/workflows/continuous-integration.yml/badge.svg?branch=1.0)](https://github.com/dotkernel/light/actions/workflows/continuous-integration.yml)
 [![codecov](https://codecov.io/gh/dotkernel/light/graph/badge.svg?token=UpVJ5ELvfZ)](https://codecov.io/gh/dotkernel/light)