PartModuleTypeUnlocked Requirement

Requirement for having a "type" of PartModule unlocked from the tech tree.

REQUIREMENT
{
    name = PartModuleTypeUnlocked
    type = PartModuleTypeUnlocked

    // Type of PartModule that needs to be unlocked.
    //
    // Type:      string
    // Required:  Yes (multiples allowed)
    // Values (defined in ContractDefs):
    //     Antenna
    //     Battery
    //     Dock
    //     Generator
    //     Grapple
    //     Wheel
    partModuleType = Antenna
    partModuleType = Generator
}