Changed Zoom to Google Meet link

Author: maswendt

contact.md

@@ -5,6 +5,6 @@ layout: page
 
 For all questions related to our software, report directly in [![Gitter](https://badges.gitter.im/AIDA_tools/community.svg)](https://matrix.to/#/#AIDA_tools_community:gitter.im)
 
-We also offer a weekly Open Office Hour - each Thursday 3:00 pm (UTC+2) [![Zoom](https://img.shields.io/badge/Zoom-2D8CFF?style=for-the-badge&logo=zoom&logoColor)](https://uni-koeln.zoom.us/meeting/register/tJYsceyorDoqGdX4H8Z7c86_qxoaq6yOdFGM)
+We also offer a weekly Open Office Hour - each Thursday 3:00 pm (UTC+2) [![Google Meet](https://img.shields.io/badge/Google%20Meet-00897B?style=for-the-badge&logo=google-meet&logoColor=white)](https://meet.google.com/hsk-bmpj-meg)
 
 For all other inquiries: Markus Aswendt (markus.aswendt[at]uk-koeln.de)