Update Pixhawk FMUv6C vendor id

We are using the generic vendor id available on te bootloader which is set to Auterion, we plan to change that at some point to either Dronecode or Pixhawk, we realize its not ideal but it will have to do for now.

src/comm/USBBoardInfo.json

@@ -16,7 +16,7 @@
         { "vendorID": 12677, "productID": 51,       "boardClass": "Pixhawk",    "name": "PX4 FMU V5X" },
         { "vendorID": 7052, "productID": 54,        "boardClass": "Pixhawk",    "name": "PX4 FMU V6U" },
         { "vendorID": 12677, "productID": 53,       "boardClass": "Pixhawk",    "name": "PX4 FMU V6X" },
-        { "vendorID": 12642, "productID": 56,       "boardClass": "Pixhawk",    "name": "PX4 FMU V6C" },
+        { "vendorID": 12677, "productID": 56,       "boardClass": "Pixhawk",    "name": "PX4 FMU V6C" },
         { "vendorID": 9900, "productID": 64,        "boardClass": "Pixhawk",    "name": "TAP V1" },
         { "vendorID": 9900, "productID": 65,        "boardClass": "Pixhawk",    "name": "ASC V1" },
         { "vendorID": 9900, "productID": 22,        "boardClass": "Pixhawk",    "name": "Crazyflie 2" },