Added sonarcloud

README.md

@@ -1,5 +1,6 @@
 [![Python application](https://github.com/wwu-mmll/photonai_conformal/actions/workflows/lindandtest.yml/badge.svg)](https://github.com/wwu-mmll/photonai_conformal/actions/workflows/lindandtest.yml)
 [![Coverage Status](https://coveralls.io/repos/github/wwu-mmll/photonai_conformal/badge.svg?branch=main&t=cFq2Sq)](https://coveralls.io/github/wwu-mmll/photonai_conformal?branch=main)
+[![Quality Gate Status](https://sonarcloud.io/api/project_badges/measure?project=wwu-mmll_photonai_conformal&metric=alert_status)](https://sonarcloud.io/summary/new_code?id=wwu-mmll_photonai_conformal)
 ![GitHub](https://img.shields.io/github/license/wwu-mmll/photonai_conformal)
 [![Twitter URL](https://img.shields.io/twitter/url?style=social&url=https%3A%2F%2Ftwitter.com%2Fwwu_mmll)](https://twitter.com/wwu_mmll)
 # photonai_conformal