Relocate VAProcFilterDeblocking in VAProcFilterType

To keep compatibility with master branch

Signed-off-by: Xiang, Haihao <haihao.xiang@intel.com>
Reviewed-by: Beauchesne, Gwenole <gwenole.beauchesne@intel.com>
test/decode/tinyjpeg: create VA surface with right render target format

Signed-off-by: Xiang, Haihao <haihao.xiang@intel.com>
Reviewed-by: Beauchesne, Gwenole <gwenole.beauchesne@intel.com>
test/decode/tinyjpeg: use the fourcc format Y800 for grayscale images

Signed-off-by: Xiang, Haihao <haihao.xiang@intel.com>
Reviewed-by: Beauchesne, Gwenole <gwenole.beauchesne@intel.com>
va_trace: avoid to dereference a NULL pointer

Signed-off-by: Xiang, Haihao <haihao.xiang@intel.com>