remove renovate badge, add license badge

README.md

@@ -1,7 +1,7 @@
-![npm](https://img.shields.io/npm/v/openskill)
-![tests](https://github.com/philihp/openskill.js/workflows/tests/badge.svg)
+[![Version](https://img.shields.io/npm/v/openskill)](https://www.npmjs.com/package/openskill)
+![Tests](https://github.com/philihp/openskill.js/workflows/tests/badge.svg)
 [![Coverage Status](https://coveralls.io/repos/github/philihp/openskill.js/badge.svg?branch=master&force=reload)](https://coveralls.io/github/philihp/openskill.js?branch=master)
-[![Renovate](https://img.shields.io/badge/renovate-enabled-brightgreen.svg)](https://renovatebot.com)
+![License](https://img.shields.io/npm/l/openskill)
 
 ```ascii