disable reload since SIGHUP kills smtpd

ok chl@ gilles@

src/etc/rc.d/smtpd

@@ -1,11 +1,13 @@
 #!/bin/sh
 #
-# $OpenBSD: smtpd,v 1.2 2011/09/20 15:14:34 robert Exp $
+# $OpenBSD: smtpd,v 1.3 2012/10/26 00:00:30 halex Exp $
 
 daemon="/usr/sbin/smtpd"
 
 . /etc/rc.d/rc.subr
 
+rc_reload=NO
+
 pexp="smtpd: \[priv\]"
 
 rc_cmd $1