Xiaomi button to scroll thru colour wheel

[Data-Monkey]

Use the button to iterate over the colour wheel of the light.

• Let the colour be set with one button.
• Double tap to reset
• Single tap to toggle

Dimming script should be a good starting point. https://community.home-assistant.io/t/finally-a-cheap-wireless-switch-that-dims-xiaomi-switch-gen1/27574