anv/video: fix out-of-bounds read

Since STD_VIDEO_H265_CHROMA_QP_OFFSET_TILE_COLS_LIST_SIZE is 19.

Fixes: 8d519eb5 ("anv: add initial video decode support for h265")
Closes: mesa/mesa#10529

Signed-off-by: Hyunjun Ko <zzoon@igalia.com>
Acked-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/27373>
1 file changed