small change on matrix instances of the University of Göttingen and the UMG from 2024-12-04 15:00 CET to 2025-01-15 15:00 CET

This maintenance is now starting as planned.

Tomorrow afternoon, on the 4th Dec., the online presence information and read receipts
will be turned of upon request of the staff council and data protection officers of the
University of Göttingen and the UMG for their respective Matrix servers.
Questions and comments regarding this issue will be answered by the respective
institutions.