Revert the two previous commit as we are not using svn checkout, thus can't...

Revert the two previous commit as we are not using svn checkout, thus can't update, thus there is no clean solution to properly update the build bot.

extras/contrib/src/Makefile

@@ -998,8 +998,6 @@ else
 .ffmpeg: ffmpeg .faac .lame
 endif
 endif
-# Update svn if needed
-	test -s ffmpeg/.svn && $(SVN) update ffmpeg || true
 	(cd $<; $(HOSTCC) ./configure $(FFMPEGCONF) --prefix=$(PREFIX) --extra-cflags="$(CFLAGS) $(FFMPEG_CFLAGS) -DRUNTIME_CPUDETECT" --extra-ldflags="$(LDFLAGS)" --enable-gpl --enable-pp --disable-vhook --disable-ffserver --disable-ffmpeg --disable-network --disable-ffplay && make && make install-libs install-headers)
 	touch $@