Add logs for vpp:aisr and vpp:aifrc

[JohnLeFeng]

With this patch, we can see the AI SR or AI FRC was enabled via log.

• Command:

  sample_vpp.exe -sw 640 -sh 360 -sf 15 -dw 1280 -dh 720 -df 30 -sr -frc:ai_interp -iopattern d3d_to_d3d -i a.nv12 -o b.nv12

• Output

  ...
  
  Video Enhancement Algorithms
  Deinterlace     OFF
  Signal info     OFF
  Scaling         OFF
  CromaSiting     OFF
  Denoise         OFF
  MCTF            OFF
  ProcAmp         OFF
  DetailEnh       OFF
  FRC:AI-Interp   ON
  SR:AI-Default   ON
  GamutMapping    OFF
  ColorSaturation OFF
  ContrastEnh     OFF
  SkinToneEnh     OFF
  MVC mode        OFF
  ImgStab         OFF
  
  ...