device_tracker properties evaluated when unavailable

[cinder jungle]

TrackerEntity overrides _async_write_ha_state and evaluates latitude/longitude even if the entity is unavailable
I think this is a bug

Fix: https://github.com/home-assistant/core/pull/167297
Spotted in: https://github.com/home-assistant/core/pull/167298

[quasi cloak]

There are more platforms where we evaluate attributes when unavailable