Remove -fasm CFLAGS check, it is no longer needed.

git-svn-id: file:///var/local/repositories/ffmpeg/trunk@15629 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

configure

@@ -1149,7 +1149,6 @@ TMPO="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.o"
 TMPS="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.S"
 TMPSH="${TMPDIR1}/ffmpeg-conf-${RANDOM}-$$-${RANDOM}.sh"
 
-check_cflags -fasm
 check_cflags -std=c99
 
 case "$arch" in