Make device tracker latitude and longitude optional (#108838)

* Make device tracker latitude and longitude optional

* Update test

homeassistant/components/device_tracker/config_entry.py

@@ -241,12 +241,12 @@ class TrackerEntity(BaseTrackerEntity):
     @property
     def latitude(self) -> float | None:
         """Return latitude value of the device."""
-        raise NotImplementedError
+        return None
 
     @property
     def longitude(self) -> float | None:
         """Return longitude value of the device."""
-        raise NotImplementedError
+        return None
 
     @property
     def state(self) -> str | None:

tests/components/device_tracker/test_config_entry.py

@@ -506,13 +506,10 @@ def test_tracker_entity() -> None:
     entity = TrackerEntity()
     with pytest.raises(NotImplementedError):
         assert entity.source_type is None
-    with pytest.raises(NotImplementedError):
-        assert entity.latitude is None
-    with pytest.raises(NotImplementedError):
-        assert entity.longitude is None
+    assert entity.latitude is None
+    assert entity.longitude is None
     assert entity.location_name is None
-    with pytest.raises(NotImplementedError):
-        assert entity.state is None
+    assert entity.state is None
     assert entity.battery_level is None
     assert entity.should_poll is False
     assert entity.force_update is True