Hardware: Fix FMUv6X-RT ProductID (#10921)

* Correct FMUv6x-RT ProductID

Change FMUv6x-RT ProductID to 29 to match PX4 Firmware

* Update src/VehicleSetup/FirmwareUpgradeController.cc

Change the FMU v6xrt Board_ID to 35.
---------

Co-authored-by: David Sidrane <David.Sidrane@Nscdg.com>

src/VehicleSetup/FirmwareUpgradeController.cc

@@ -62,7 +62,7 @@ static QMap<int, QString> px4_board_name_map {
     {54, "px4_fmu-v6u_default"},
     {56, "px4_fmu-v6c_default"},
     {57, "ark_fmu-v6x_default"},
-    {58, "px4_fmu-v6xrt_default"},
+    {35, "px4_fmu-v6xrt_default"},
     {55, "sky-drones_smartap-airlink_default"},
     {88, "airmind_mindpx-v2_default"},
     {12, "bitcraze_crazyflie_default"},