omx/tizonia: fix build

Fixes: 24f2b0a8560 ("gallium/video: remove pipe_video_buffer.chroma_format")
Closes: https://gitlab.freedesktop.org/mesa/mesa/-/issues/3595
Reviewed-by: Leo Liu <leo.liu@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/7026>
1 file changed