[FEAT] Include Win + Number Hotkey

[BarryTheShen]

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On native Windows, it is possible to open the windows on the taskbar using Win + Number. For example, the first application is chrome. I can press Win + 1 to hotkey open chrome. This is super convenient and I wish Seelen can implement this.

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Adding the Win + Number hotkey to open the designated applications on the taskbar/dock
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[luriusTM]

#301

On its way. A bit patience :)

[PhantomPixel-0418]

repeatable #281