Move temperature conversions to sensor base class (6/8) (#54476)

* Move temperature conversions to entity base class (6/8)

* Fix tests

homeassistant/components/scrape/sensor.py

@@ -108,12 +108,12 @@ class ScrapeSensor(SensorEntity):
         return self._name
 
     @property
-    def unit_of_measurement(self):
+    def native_unit_of_measurement(self):
         """Return the unit the value is expressed in."""
         return self._unit_of_measurement
 
     @property
-    def state(self):
+    def native_value(self):
         """Return the state of the device."""
         return self._state