UAVCAN moving baseline? (F9P + mRo CAN nodes)

[Mallikarjun_SE]

Hey, check this.

Copter-4.2.0-beta1 available for beta testing!

@rmackay9 @tridge The PR works. For anyone else who are testing, these are the parameters. GPS_TYPE= 22 (DroneCAN-MovingBaseline-Base) GPS_TYPE2= 23 (DroneCAN-MovingBaseline-Rover) GPS_AUTO_CONFIG= 2 (Enable automatic configuration for DroneCAN) GPS_AUTO_SWITCH= 1 GPS_DRV_OPTIONS= 8 (Use dedicated CAN port between GPSs for moving baseline) EK3_SRC1_YAW= 2 (GPS) GPS1_CAN_OVRIDE and GPS2_CAN_OVRIDE based on your node. Option is available under CAN GPS Order on MP. Set GPS_POS1_X,Y,Z and G…