Do not use AQI device class for CAQI sensor in Airly integration (#79402)

homeassistant/components/airly/sensor.py

@@ -68,7 +68,7 @@ class AirlySensorEntityDescription(SensorEntityDescription):
 SENSOR_TYPES: tuple[AirlySensorEntityDescription, ...] = (
     AirlySensorEntityDescription(
         key=ATTR_API_CAQI,
-        device_class=SensorDeviceClass.AQI,
+        icon="mdi:air-filter",
         name=ATTR_API_CAQI,
         native_unit_of_measurement="CAQI",
     ),

tests/components/airly/test_sensor.py

@@ -11,6 +11,7 @@ from homeassistant.const import (
     ATTR_ATTRIBUTION,
     ATTR_DEVICE_CLASS,
     ATTR_ENTITY_ID,
+    ATTR_ICON,
     ATTR_UNIT_OF_MEASUREMENT,
     CONCENTRATION_MICROGRAMS_PER_CUBIC_METER,
     PERCENTAGE,
@@ -37,7 +38,7 @@ async def test_sensor(hass, aioclient_mock):
     assert state.state == "7"
     assert state.attributes.get(ATTR_ATTRIBUTION) == ATTRIBUTION
     assert state.attributes.get(ATTR_UNIT_OF_MEASUREMENT) == "CAQI"
-    assert state.attributes.get(ATTR_DEVICE_CLASS) == SensorDeviceClass.AQI
+    assert state.attributes.get(ATTR_ICON) == "mdi:air-filter"
 
     entry = registry.async_get("sensor.home_caqi")
     assert entry