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

[Gregory Neil Shapiro]

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