🎨 fix license link (#13)

Author: flaxel

README.md

@@ -91,7 +91,7 @@ Please read [CONTRIBUTING.md](CONTRIBUTING.md) for details on our code of conduc
 
 ## License 📄
 
-This project is licensed under the MIT License - see the [LICENSE.md](LICENSE.md) file for details.
+This project is licensed under the MIT License - see the [LICENSE.md](LICENSE) file for details.
 
 [1]: https://docs.github.com/en/actions/learn-github-actions/reusing-workflows
 [2]: https://github.com/Staffbase/gha-workflows/releases