Merge pull request #1967 from jauderho/3.0_gha_build_status

Update Readme.md

Author: drwetter

Readme.md

@@ -1,7 +1,7 @@
 
 ## Intro
 
-[![Build Status](https://travis-ci.org/drwetter/testssl.sh.svg?branch=master)](https://travis-ci.org/drwetter/testssl.sh)
+[![Build Status](https://github.com/drwetter/testssl.sh/actions/workflows/test.yml/badge.svg)](https://github.com/drwetter/testssl.sh/actions/workflows/test.yml)
 [![Gitter](https://badges.gitter.im/Join%20Chat.svg)](https://gitter.im/drwetter/testssl.sh?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)
 
 `testssl.sh` is a free command line tool which checks a server's service on