panfrost: Fix Bifrost high LOD clamp

Broke mipmapping.

Fixes: ad0b32cdbd5 ("panfrost: XMLify Bifrost textures")
Signed-off-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
Reviewed-by: Boris Brezillon <boris.brezillon@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/7081>
1 file changed