New review comment by nero-0 on void-packages repository

https://github.com/void-linux/void-packages/pull/31684#discussion_r663344645

Comment:
Yes, because it requires `libxfce4panel` to build.
I think we can remove it from `depends`, but it's a plugin for the `xfce4-panel` so I'm not sure if there's a way to use without it.