[neon-notifications] Releasing: kaffeine - 2.0.18+git20250401.79ded89

[Neon CI]

https://build.neon.kde.org/job/watcher_release_extras_kaffeine/255/display/redirect

#<Debian::UScan::DEHS::Package:0x000073eb64e42e10 @name="kaffeine", @debian_uversion="2.0.18+git20250316.afc3f87", @debian_mangled_uversion="2.0.18+git20250316.afc3f87", @upstream_version="2.0.18+git20250401.79ded89", @upstream_url="https://invent.kde.org/multimedia/kaffeine.git HEAD", @status="Newer version available">