Temporarily turn off syntax highlighting

This is to check pygmentize's effect on html build stability

Author: paultcochrane

util/update-and-sync

@@ -21,6 +21,6 @@ else
     exec >$LOGFILE 2>&1
     # if the htmilfy fails, sync the build log.
     # since sync-build-log returns false, not the whole thing is synced
-	./htmlify.p6 || ./util/sync-build-log
+	./htmlify.p6 --no-highlight || ./util/sync-build-log
 	./util/sync
 fi