net-im/snac: Update 2.84 => 2.89
Release Notes:
https://codeberg.org/grunfink/snac2/src/tag/2.89/RELEASE_NOTES.md
PR: 292765
Approved by: Matthew Phillips <matthew@matthewphillips.info>
MFH: 2026Q1
(cherry picked from commit 828dcd996394f0c10955422ddc60981e4714145e)