[neon-notifications] Dev Required: libaqbanking - 6.6.3

[Neon CI]

https://build.neon.kde.org/job/watcher_release_backports-noble_libaqbanking-noble/25/display/redirect

#<Debian::UScan::DEHS::Package:0x000070494107a2b0 @name="libaqbanking", @debian_uversion="6.6.1", @debian_mangled_uversion="6.6.1", @upstream_version="6.6.3", @upstream_url="https://www.aquamaniac.de/rdm/attachments/download/543/aqbanking-6.6.3.tar.gz", @status="Newer version available">