ci/b2c: uprev to b2c v0.9.9

No functional change expected, just a minor reduction in size compared
to the previous version and updated components.

Signed-off-by: Martin Roukala (né Peres) <martin.roukala@mupuf.org>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/20806>
1 file changed