fix: qdhkl.airc.a42 hvac mode (#1483)

custom_components/xiaomi_home/climate.py

@@ -523,6 +523,8 @@ class AirConditioner(FeatureOnOff, FeatureTargetTemperature,
                         self._hvac_mode_map[item.value] = HVACMode.DRY
                     elif item.name in {'fan'}:
                         self._hvac_mode_map[item.value] = HVACMode.FAN_ONLY
+                    elif item.name in {'heat_cool'}:
+                        self._hvac_mode_map[item.value] = HVACMode.HEAT_COOL
                 self._attr_hvac_modes = list(self._hvac_mode_map.values())
                 self._prop_mode = prop
             elif prop.name == 'ac-state':

custom_components/xiaomi_home/miot/specs/spec_modify.yaml

@@ -1,6 +1,21 @@
 urn:miot-spec-v2:device:air-condition-outlet:0000A045:lumi-mcn04:1:
   prop.3.4:
     format: uint8
+urn:miot-spec-v2:device:air-conditioner:0000A004:qdhkl-a42:1:
+  prop.2.2:
+    value-list:
+    - value: 1
+      description: Cool
+    - value: 2
+      description: Dry
+    - value: 4
+      description: Fan
+    - value: 8
+      description: Heat
+    - value: 9
+      description: Auto
+    - value: 10
+      description: Heat_cool
 urn:miot-spec-v2:device:air-conditioner:0000A004:xiaomi-c17:1:
   prop.10.6:
     unit: none