Fix wrong link in Readme.md file

Fix link in Readme.md to https://jordine.pages.mi.hdm-stuttgart.de/se3sose2022vorlesung/

assigned to @pb082

created branch 1-fix-wrong-link-in-readme-md-file to address this issue

mentioned in merge request !1 (merged)

mentioned in commit e101b508

closed with merge request !1 (merged)