* Update config_flow.py
* Switchbot Config_flow discover mac instead of needing to type it.
* Do not show already configured devices in config flow, abort if no unconfigured devices.
* Apply suggestions from code review
Co-authored-by: J. Nick Koston <nick@koston.org>
* Move MAC to top of config flow form dict.
* Update homeassistant/components/switchbot/config_flow.py
Co-authored-by: J. Nick Koston <nick@koston.org>