Add GPS accuracy to device_tracker entity

custom_components/zcsmower/device_tracker.py

@@ -118,6 +118,11 @@ def _get_location_history(self) -> None:
             self.coordinator._async_update_listeners()
         )
 
+    @property
+    def location_accuracy(self):
+        """Return the gps accuracy of the device."""
+        return 10
+
     @property
     def latitude(self) -> float | None:
         """Return latitude value of the device."""