Fix pexp for sendmail; it can be "sendmail: rejecting" as well as accepting.

From danh@, ok aja@ giovanni@

src/etc/rc.d/sendmail

@@ -1,12 +1,12 @@
 #!/bin/sh
 #
-# $OpenBSD: sendmail,v 1.4 2011/07/12 05:40:55 robert Exp $
+# $OpenBSD: sendmail,v 1.5 2012/01/20 22:27:30 sthen Exp $
 
 daemon="/usr/sbin/sendmail"
 
 . /etc/rc.d/rc.subr
 
-pexp="(sendmail: accepting.*|${daemon}* -(q[0-9]|bd)*)"
+pexp="(sendmail: (accepting|rejecting).*|${daemon}* -(q[0-9]|bd)*)"
 
 rc_bg=YES