fix deprecation mention for age() and mxid_age()

When Who What
2024-12-11 00:00:46 Michael Paquier (michael-kun) Closed in commitfest 2025-01 with status: Committed
2024-12-11 00:00:46 Michael Paquier (michael-kun) Changed committer to michael-kun
2024-11-18 08:14:23 Bertrand Drouvot (bertranddrouvot.pg) Changed authors to Bertrand Drouvot (bertranddrouvot.pg)
2024-11-18 08:14:23 Bertrand Drouvot (bertranddrouvot.pg) Changed targetversion to 18
2024-11-18 08:14:05 Bertrand Drouvot (bertranddrouvot.pg) Attached mail thread Zzr2zZFyeFKXWe8a@ip-10-97-1-34.eu-west-3.compute.internal
2024-11-18 08:14:05 Bertrand Drouvot (bertranddrouvot.pg) Created patch record