Changed license to mit in badge

README.md

@@ -3,7 +3,7 @@
 [![Pipeline Status](https://git.rwth-aachen.de/janhab/icemelting/badges/main/pipeline.svg)](https://git.rwth-aachen.de/janhab/icemelting/pipelines)
 [![Documentation](https://img.shields.io/badge/docs-latest-blue)](https://janhab.pages.rwth-aachen.de/icemelting/)
 [![GitLab Version](https://img.shields.io/badge/version-1.0-blue.svg)](https://git.rwth-aachen.de/janhab/icemelting/-/tags)
-[![License](https://img.shields.io/badge/license-GPLv3-blue)](https://git.rwth-aachen.de/janhab/icemelting/-/blob/main/LICENSE?ref_type=heads)
+[![License](https://img.shields.io/badge/license-MIT-blue)](https://git.rwth-aachen.de/janhab/icemelting/-/blob/main/LICENSE?ref_type=heads)
 
 
 ## Abstract