* Add a new service set_guest_wifi_password to the fritz integration.
* Remove unnecessary params defaults
* Remove default password length
* Add service schema, cleanup code
* Fix min password length in services.yaml
* Move schema to `services.py`, add typing
* Add default password length from upstream lib
* Remove None typing
Co-authored-by: Michael <35783820+mib1185@users.noreply.github.com>
Co-authored-by: Michael <35783820+mib1185@users.noreply.github.com>
Timo S
Simone Chemelli