A pausable schedule of dates updating at a frequency no more quickly than
the provided interval.
You can also use ``TimelineSchedule/animation(minimumInterval:paused:)`` to
construct this schedule.
Create a pausable schedule of dates updating at a frequency no more
quickly than the provided interval.
- Parameters:
- minimumInterval: The minimum interval to update the schedule at.
Pass nil to let the system pick an appropriate update interval.
- paused: If the schedule should stop generating updates.