MaintenanceWindow constructor
      
      MaintenanceWindow({ 
    
    
- DailyMaintenanceWindow? dailyMaintenanceWindow,
- Map<String, TimeWindow> ? maintenanceExclusions,
- RecurringTimeWindow? recurringWindow,
Implementation
MaintenanceWindow({
  this.dailyMaintenanceWindow,
  this.maintenanceExclusions,
  this.recurringWindow,
});