mesa: Implement MESA_texture_const_bandwidth

Closes: https://gitlab.freedesktop.org/mesa/mesa/-/issues/9891
Signed-off-by: Rob Clark <robdclark@chromium.org>
Reviewed-by: Marek Olšák <marek.olsak@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/25464>
8 files changed