fn update_nominal_schedule(
msg: On<'_, '_, Remove, EntryMode>,
parent_q: Query<'_, '_, &ChildOf>,
schedule_q: Query<'_, '_, &mut TripNominalSchedule>,
)fn update_nominal_schedule(
msg: On<'_, '_, Remove, EntryMode>,
parent_q: Query<'_, '_, &ChildOf>,
schedule_q: Query<'_, '_, &mut TripNominalSchedule>,
)