
The AsciiDoc API only exposes the capabilities of asciidoc, but not the related a2x tool. Fix generating the manpages by shelling out to the command line tool instead. https://gitlab.gnome.org/GNOME/gnome-shell/-/issues/4320 Part-of: <https://gitlab.gnome.org/GNOME/gnome-shell/-/merge_requests/1859>