With !8044 all TGSI drivers will end up going through the nir-to-tgsi
path, so make the switch now that CI is happy (which will also make sure
that future NTT work doesn't break virgl).
Reviewed-by: Gert Wollny <gert.wollny@collabora.com>
Reviewed-by: Timothy Arceri <tarceri@itsqueeze.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/13295>