* Change config entry state to an enum
* Allow but deprecate EntryState str equality comparison
* Test fixes
* Rename to ConfigEntryState
* Remove str comparability backcompat
* Update new occurrences of strs cropped up during review
* Add nearest method
* Add tests
* Move urls to consts
* Simplify config flow
* Fix tests
* Update tests
* Use in instead get
* Fix AirlyError message in tests
* Fix manual update entity tests
* Clean up tests
* Fix after rebase
* Increase test coverage
* Format the code
* Fix after rebase