Advances the time by the specified amount; this is meaningless in the context of an immediate scheduler.
- Parameter n: The amount to advance by. The `ImmediateScheduler` ignores this value.
- Returns: An empty `SchedulerTimeType`.
Returns the distance to another immediate scheduler time; this distance is always `0` in the context of an immediate scheduler.
- Parameter other: The other scheduler time.
- Returns: `0`, as a `Stride`.