fate: test version 3 of ffvhuff

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
avcodec/huffyuvdec: optimize decode_plane_bitstream(), use joint tables for new yuv formats

Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>