Date.IsInNextNYears(**dateTime** as any, **years** as number) as nullable logical

## About
Indicates whether the given datetime value `dateTime` occurs during the next number of years, as determined by the current date and time on the system. 
* `dateTime`: A `date`, `datetime`, or `datetimezone` value to be evaluated.
* `years`: The number of years.

## Example 
Determine if the year after the current system time is in the next two years.

Date.IsInNextNYears(Date.AddYears(DateTime.FixedLocalNow(), 1), 2)