Fix: AA095, AA096, Z0153 to make GDR work

Seungwook Hongrequested to merge
seuhong/ECM:FIXES_TO_MAKE_GDR_WORK into master

Fix the following contributions to make GDR work

  • AA0095: ALF before Deblocking
  • AA0096: MC Padding
  • Z0153: Extended reference for IBC

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