New comment by Gottox on void-packages repository

https://github.com/void-linux/void-packages/pull/33315#issuecomment-933832012

Comment:
@ericonr I guess it's [this warning](https://github.com/wmww/gtk-layer-shell/blob/master/gtk-priv/h/common.h#L30-L39).

[3.24.26](https://github.com/wmww/gtk-layer-shell/blob/master/compatibility.md) is the newest supported version and I guess this warning won't be fixed by revbumping.