Add support for flymoon humidifier with all controls (#5608)
* Add support for flymoon humidifier with all controls
* Tuya-local's tests want it to use and not
* Updates to flymoon humidifier yaml
* Updates to flymoon humidifier product id
* Added flymoon humidifier to supported device list
* Naming tweaks and default value for tank sensor
- avoid all caps manufacturer name
- don't repeat device type in model
- don't override icon of sleep switch
- add default value for tank_empty sensor
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Co-authored-by: Jason Rumney <make-all@users.noreply.github.com>