[neon-notifications] Releasing: haruna - 1.8.1

[Neon CI]

https://build.neon.kde.org/job/watcher_release_neon-packaging_haruna/575/display/redirect

#<Debian::UScan::DEHS::Package:0x00007753c2ed3248 @name="haruna", @debian_uversion="1.8.0", @debian_mangled_uversion="1.8.0", @upstream_version="1.8.1", @upstream_url="https://download.kde.internal.neon.kde.org/stable/haruna/1.8.1/haruna-1.8.1.tar.xz", @status="Newer version available">