update federation data for gesis
run_by_link: https://www.ovh.com/world/
- url_binderhub: https://gesis.mybinder.org
- logo: https://notebooks.gesis.org/static/images/gs_home_logo_en.svg
+ logo: https://notebooks.gesis.org/static/images/logo/logo_big_square_transparent.png
funded_by: GESIS
- funded_by_link: https://notebooks.gesis.org/
- run_by: The GESIS Notebooks team
- run_by_link: https://notebooks.gesis.org/
+ funded_by_link: https://www.gesis.org/en/home
+ run_by: The GESIS Notebooks Team
+ run_by_link: https://notebooks.gesis.org/about/
