[neon-notifications] Dev Required: mlt - 7.38.0

[Neon CI]

https://build.neon.kde.org/job/watcher_release_backports-noble_mlt-noble/539/display/redirect

#<Debian::UScan::DEHS::Package:0x000074afcc726b90 @name="mlt", @debian_uversion="7.34.1", @debian_mangled_uversion="7.34.1", @upstream_version="7.38.0", @upstream_url="https://github.com/mltframework/mlt/releases/download/v7.38.0/mlt-7.38.0.tar.gz", @status="Newer version available">