Testing AS instead of CC for FFmpeg's assembler

Author: Javernaut

scripts/ffmpeg/build.sh

@@ -39,7 +39,7 @@ EXTRA_LDFLAGS="-Wl,-z,max-page-size=16384 $DEP_LD_FLAGS"
   --cxx=${FAM_CXX} \
   --ld=${FAM_LD} \
   --ar=${FAM_AR} \
-  --as=${FAM_CC} \
+  --as=${FAM_AS} \
   --nm=${FAM_NM} \
   --ranlib=${FAM_RANLIB} \
   --strip=${FAM_STRIP} \