net/xapsd: update to 836a75b / g20231019
- fixes CVE-2023-3978
- works around https://github.com/freswa/dovecot-xaps-daemon/issues/24
Changes: https://github.com/freswa/dovecot-xaps-daemon//compare/f6d5733..836a75b
Reported by: Ian McDowell <me@ianmcdowell.net>
PR: 274639, 273817
MFH: 2023Q4