Clean av1/common/av1_rtcd_defs.pl
Clean av1/common/av1_rtcd_defs.pl

Change-Id: Iddc289e065cd7b79ace2f502096e14cdaa4ef21f

GrokImageCompression/aom,GrokImageCompression/aom,GrokImageCompression/aom,GrokImageCompression/aom,GrokImageCompression/aom,GrokImageCompression/aom