Move temperature conversions to sensor base class (8/8) (#54483)

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

* Fix wallbox sensor

* Fix tests

homeassistant/components/zabbix/sensor.py

@@ -94,12 +94,12 @@ class ZabbixTriggerCountSensor(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 units of measurement."""
         return "issues"