Follow-up from "Draft: Resolve "Reimplement notification system on base of new calendar system""

The following discussion from !360 (merged) should be addressed:

• @yuha started a discussion:

  FIXME: In some (?) cases, this is incomplete (e.g. room names are missing). I can't recreate this right now, but this probably needs some further investigation.

changed milestone to /AlekSIS%"[NLnet #1 (closed)] Implement timetable notifications"

added part::frontend source::customer::fss type::bug labels

assigned to @yuha