Add GitHub Actions badge

Author: skydoves

README.md

@@ -8,6 +8,7 @@ A demo Disney app using compose and Dagger-Hilt based on modern Android tech-sta
 <p align="center">
   <a href="https://opensource.org/licenses/Apache-2.0"><img alt="License" src="https://img.shields.io/badge/License-Apache%202.0-blue.svg"/></a>
   <a href="https://android-arsenal.com/api?level=21"><img alt="API" src="https://img.shields.io/badge/API-21%2B-brightgreen.svg?style=flat"/></a>
+  <a href="https://github.com/skydoves/DisneyCompose/actions"><img alt="Build Status" src="https://github.com/skydoves/DisneyCompose/workflows/Android%20CI/badge.svg"/></a>
   <a href="https://github.com/skydoves"><img alt="Profile" src="https://skydoves.github.io/badges/skydoves.svg"/></a> 
 </p>