git: 0694dcb04b81..28fbd2825d21 - vendor/sendmail - vendor branch updated

From: Gregory Neil Shapiro <gshapiro_at_FreeBSD.org>
Date: Sun, 15 Jan 2023 19:19:57 UTC
The branch vendor/sendmail has been updated by gshapiro:

URL: https://cgit.FreeBSD.org/src/log/?id=0694dcb04b81..28fbd2825d21

28fbd2825d21 Import sendmail 8.17.1