Remove outdated comment.

ok robert@ deraadt@

src/etc/rc.conf

@@ -1,6 +1,6 @@
 #!/bin/sh -
 #
-#	$OpenBSD: rc.conf,v 1.152 2011/07/08 16:20:13 ajacoutot Exp $
+#	$OpenBSD: rc.conf,v 1.153 2011/07/08 18:01:31 ajacoutot Exp $
 
 # set these to "NO" to turn them off.  otherwise, they're used as flags
 ldpd_flags=NO		# for normal use: ""
@@ -92,7 +92,6 @@ multicast_host=NO	# Route all multicast packets to a single interface
 multicast_router=NO	# A multicast routing daemon will be run, e.g. mrouted
 
 # miscellaneous other flags
-# only used if the appropriate server is marked YES above
 savecore_flags=			# "-z" to compress
 ypserv_flags=NO			# add more flags, eg. -1 for YP v1, -d for DNS etc
 yppasswdd_flags=NO		# "-d /etc/yp" if passwd files are in /etc/yp