git: c7c983685351 - main - sendmail: Add back a comment about "NONE"

The branch main has been updated by bapt:

URL: https://cgit.FreeBSD.org/src/commit/?id=c7c983685351d3141a206b71f5f531065e841452

commit c7c983685351d3141a206b71f5f531065e841452
Author:     Jose Luis Duran <jlduran@gmail.com>
AuthorDate: 2022-11-09 15:54:34 +0000
Commit:     Baptiste Daroussin <bapt@FreeBSD.org>
CommitDate: 2022-11-09 15:54:34 +0000

    sendmail: Add back a comment about "NONE"
    
    Differential Revision:  https://reviews.freebsd.org/D37315
---
 libexec/rc/rc.conf | 1 +
 1 file changed, 1 insertion(+)

diff --git a/libexec/rc/rc.conf b/libexec/rc/rc.conf
index aebcee9dde2f..08a6b65980f7 100644
--- a/libexec/rc/rc.conf
+++ b/libexec/rc/rc.conf
@@ -597,6 +597,7 @@ mta_start_script="/etc/rc.sendmail"
 			# Script to start your chosen MTA, called by /etc/rc.
 # Settings for /etc/rc.sendmail and /etc/rc.d/sendmail:
 sendmail_enable="NO"	# Run the sendmail inbound daemon (YES/NO/NONE).
+			# If NONE, don't start any sendmail processes.
 sendmail_pidfile="/var/run/sendmail.pid"	# sendmail pid file
 sendmail_procname="/usr/sbin/sendmail"		# sendmail process name
 sendmail_flags="-L sm-mta -bd -q30m" # Flags to sendmail (as a server)