Ec2Fleet Target Capacity Specification Request
constructor(defaultTargetCapacityType: Ec2FleetTargetCapacitySpecificationRequestDefaultTargetCapacityType? = null, onDemandTargetCapacity: Int? = null, spotTargetCapacity: Int? = null, targetCapacityUnitType: Ec2FleetTargetCapacitySpecificationRequestTargetCapacityUnitType? = null, totalTargetCapacity: Int)