[neon-notifications] Releasing: kdegraphics-thumbnailers-5 - 25.04.0

[Neon CI]

https://build.neon.kde.org/job/watcher_release_neon-packaging_kdegraphics-thumbnailers-5/241/display/redirect

#<Debian::UScan::DEHS::Package:0x000072fe0c3fcd20 @name="kdegraphics-thumbnailers-5", @debian_uversion="24.12.3", @debian_mangled_uversion="24.12.3", @upstream_version="25.04.0", @upstream_url="http://download.kde.internal.neon.kde.org/stable/release-service/25.04.0/src/kdegraphics-thumbnailers-25.04.0.tar.xz", @status="Newer version available">