AerynOS transitions to Zulip, updates ISO with latest desktop stacks

AerynOS has moved its project chat platform from Matrix to Zulip, aiming to improve contributor communication with enhanced topic management. The team also migrated infrastructure hosting to netcup, resulting in faster European download speeds. Additionally, a new Alpha ISO release brings kernel 6.17.10 and updated desktop stacks including COSMIC Beta9, GNOME 49.2, and KDE Frameworks 6.20.0 to early testers.