wayland support

please add, electron has it

```
% ./Soundnode --enable-features=UseOzonePlatform --ozone-platform-hint=auto

(Soundnode:11760): Gtk-WARNING **: 19:26:53.907: cannot open display: 
zsh: exit 1     ./Soundnode --enable-features=UseOzonePlatform --ozone-platform-hint=auto
```