Add more VA Buffer print to ease debug
Add more VA Buffer print to ease debug

Add more VA Buffer print to ease debug:
1) correct the RefList1 print
2) the luma_weight, luma_offset, chroma_weight and
chroma_offset should always be printed

Change-Id: Id122e5fa186d24623d1c541c24c761ab2d807aac
Signed-off-by: wfeng6 <5449f07c9be6ca157e6adc1a7ea1acadbfcf54b5@intel.com>
(cherry picked from commit 8d1eec87d3bf1e4ce13e4302c944569a22129c5d)

chenxianqin/vaapi-libva,pma1/libva,gbeauchesne/libva,zzhhui/libva,chenxianqin/vaapi-libva,zzhhui/libva,pma1/libva,pma1/libva,01org/iotg-lin-gfx-libva,zzhhui/libva,01org/libva-cros,gbeauchesne/libva,chenxianqin/vaapi-libva,01org/libva-cros,01org/iotg-lin-gfx-libva,gbeauchesne/libva,01org/iotg-lin-gfx-libva,01org/libva-cros