minus method
Returns a copy of this with the units of time subtracted.
LocalDate(2023, 4, 1).minus(months: -1, days: 1); // 2023-05-01
Implementation
@useResult LocalDate minus({int years = 0, int months = 0, int days = 0}) => LocalDate._(_native.minus(
years: years,
months: months,
days: days,
));