Add support for Xiaomi Smart Dehumidifier (dmaker.derh.22ht)

[jon-walton]

Supply the device details

• Name: Xiaomi Smart Dehumidifier
• Model ID: dmaker.derh.22ht
• MIoT spec: https://home.miot-spec.com/spec?type=urn:miot-spec-v2:device:dehumidifier:0000A02D:dmaker-22ht:1

Current support

No driver available

Additional information

<< Add any other context or screenshots about the feature request here. >>

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Donation

I enjoy creating apps for Homey and try to support them as best as I can. If you enjoy using my apps a donation in return for the time I put into this is much appreciated.

[jghaanstra]

Thanx for the donation, this device will be added with the next release.