HKG CAN FD: add instrument cluster ECU (#31790)

* Add instrument cluster in case it can tell us more about the car

* and i thought I wanted to remove this test!

selfdrive/car/hyundai/values.py

@@ -710,7 +710,8 @@ PLATFORM_CODE_ECUS = [Ecu.fwdRadar, Ecu.fwdCamera, Ecu.eps]
 # TODO: there are date codes in the ABS firmware versions in hex
 DATE_FW_ECUS = [Ecu.fwdCamera]
 
-ALL_HYUNDAI_ECUS = [Ecu.eps, Ecu.abs, Ecu.fwdRadar, Ecu.fwdCamera, Ecu.engine, Ecu.parkingAdas, Ecu.transmission, Ecu.adas, Ecu.hvac, Ecu.cornerRadar]
+ALL_HYUNDAI_ECUS = [Ecu.eps, Ecu.abs, Ecu.fwdRadar, Ecu.fwdCamera, Ecu.engine, Ecu.parkingAdas,
+                    Ecu.transmission, Ecu.adas, Ecu.hvac, Ecu.cornerRadar, Ecu.combinationMeter]
 
 FW_QUERY_CONFIG = FwQueryConfig(
   requests=[
@@ -814,6 +815,7 @@ FW_QUERY_CONFIG = FwQueryConfig(
     (Ecu.parkingAdas, 0x7b1, None),       # ADAS Parking ECU (may exist on all platforms)
     (Ecu.hvac, 0x7b3, None),              # HVAC Control Assembly
     (Ecu.cornerRadar, 0x7b7, None),
+    (Ecu.combinationMeter, 0x7c6, None),  # CAN FD Instrument cluster
   ],
   # Custom fuzzy fingerprinting function using platform codes, part numbers + FW dates:
   match_fw_to_car_fuzzy=match_fw_to_car_fuzzy,