[neon-notifications] Dev Required: fcitx5-qt - 5.1.8

[Neon CI]

https://build.neon.kde.org/job/watcher_release_backports-noble_fcitx5-qt-noble/72/display/redirect

#<Debian::UScan::DEHS::Package:0x00007fde47f545d8 @name="fcitx5-qt", @debian_uversion="5.1.5", @debian_mangled_uversion="5.1.5", @upstream_version="5.1.8", @upstream_url="https://download.fcitx-im.org/fcitx5/fcitx5-qt/fcitx5-qt-5.1.8.tar.zst", @status="Newer version available">