Fix badge

Author: tvdijen

README.md

@@ -2,7 +2,7 @@
 
 This is a authentication module for authenticating a user against a SQL database. See [the documentation](https://simplesamlphp.org/docs/contrib_modules/sqlauth/sql.html) for details of how to use this module.
 
-![Build Status](https://github.com/simplesamlphp/simplesamlphp-module-sqlauth/workflows/CI/badge.svg?branch=master)
+![Build Status](https://github.com/simplesamlphp/simplesamlphp-module-sqlauth/actions/workflows/php.yml/badge.svg)
 [![Coverage Status](https://codecov.io/gh/simplesamlphp/simplesamlphp-module-sqlauth/branch/master/graph/badge.svg)](https://codecov.io/gh/simplesamlphp/simplesamlphp-module-sqlauth)
 [![Scrutinizer Code Quality](https://scrutinizer-ci.com/g/simplesamlphp/simplesamlphp-module-sqlauth/badges/quality-score.png?b=master)](https://scrutinizer-ci.com/g/simplesamlphp/simplesamlphp-module-sqlauth/?branch=master)
 [![Type Coverage](https://shepherd.dev/github/simplesamlphp/simplesamlphp-module-sqlauth/coverage.svg)](https://shepherd.dev/github/simplesamlphp/simplesamlphp-module-sqlauth)