Fix CI badge in README

Reviewed By: astreet

Differential Revision: D29548738

fbshipit-source-id: 35b63845bda1393ee1a8fa76f2d03c770f5fc18a

README.md

@@ -1,4 +1,4 @@
-# Litho [![CircleCI](https://circleci.com/gh/facebook/litho/tree/master.svg?style=shield)](https://circleci.com/gh/facebook/litho/tree/master) [![Bintray](https://img.shields.io/maven-metadata/v/https/jcenter.bintray.com/com/facebook/litho/litho-core/maven-metadata.xml.svg?color=orange&label=bintray)](https://bintray.com/facebook/maven/com.facebook.litho%3Alitho-core/_latestVersion) [![Join the chat at https://gitter.im/facebook/litho](https://badges.gitter.im/facebook/litho.svg)](https://gitter.im/facebook/litho?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge) [![License](https://img.shields.io/badge/License-Apache%202.0-blue.svg)](https://github.com/facebook/litho/blob/master/LICENSE)
+# Litho [![GithubCI](https://github.com/facebook/litho/actions/workflows/ci.yml/badge.svg)](https://github.com/facebook/litho/actions/workflows/ci.yml) [![Bintray](https://img.shields.io/maven-metadata/v/https/jcenter.bintray.com/com/facebook/litho/litho-core/maven-metadata.xml.svg?color=orange&label=bintray)](https://bintray.com/facebook/maven/com.facebook.litho%3Alitho-core/_latestVersion) [![Join the chat at https://gitter.im/facebook/litho](https://badges.gitter.im/facebook/litho.svg)](https://gitter.im/facebook/litho?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge) [![License](https://img.shields.io/badge/License-Apache%202.0-blue.svg)](https://github.com/facebook/litho/blob/master/LICENSE)
 
 <img src="website/static/logo.png" width=150 align=right>