irc/halloy: Update 2026.7.2 => 2026.8
Changelog:
https://github.com/squidowl/halloy/releases/tag/2026.8
PR: 297158
Reported by: Andie Bradley <pokeysquirrel@gmail.com> (maintainer)
Approved by: osa, vvd (Mentors, implicit)
MFH: 2026Q3
(cherry picked from commit 114992f8ef5f09e44f2d52a13730701a6ce3d5e0)