uavcan: add OpenDroneID ArmStatus, operator ID

In order to have operator ID be sent by QGC, we need to forward
ArmStatus from the remote ID module (here on DroneCAN) to MAVLink.

msg/CMakeLists.txt

@@ -152,6 +152,8 @@ set(msg_files
 	ObstacleDistance.msg
 	OffboardControlMode.msg
 	OnboardComputerStatus.msg
+	OpenDroneIdArmStatus.msg
+	OpenDroneIdOperatorId.msg
 	OrbitStatus.msg
 	OrbTest.msg
 	OrbTestLarge.msg

msg/OpenDroneIdArmStatus.msg

@@ -0,0 +1,3 @@
+uint64 timestamp
+uint8 status
+char[50] error

msg/OpenDroneIdOperatorId.msg

@@ -0,0 +1,4 @@
+uint64 timestamp
+uint8[20] id_or_mac
+uint8 operator_id_type
+char[20] operator_id