IOUSBHost macOS 10.15.1 Beta 1 to Beta 2 API Differences

AppleUSBDescriptorParsing.h

Added IOUSBGetSuperSpeedPlusDeviceCapabilityDescriptor()

Added IOUSBGetPlatformCapabilityDescriptor()

Added IOUSBGetEndpointBurstSize()

Added IOUSBGetEndpointMult()