Move temperature conversions to entity base class (2/8) (#54468)

homeassistant/components/etherscan/sensor.py

@@ -59,12 +59,12 @@ class EtherscanSensor(SensorEntity):
         return self._name
 
     @property
-    def state(self):
+    def native_value(self):
         """Return the state of the sensor."""
         return self._state
 
     @property
-    def unit_of_measurement(self):
+    def native_unit_of_measurement(self):
         """Return the unit of measurement this sensor expresses itself in."""
         return self._unit_of_measurement