[neon-notifications] Dev Required: libjxl-testdata - 0.0~git20231018.1781a7c

[Neon CI]

https://build.neon.kde.org/job/watcher_release_backports-jammy_libjxl-testdata/85/display/redirect

#<Debian::UScan::DEHS::Package:0x0000561ba44bfe40 @name="libjxl-testdata", @debian_uversion="0.0~git20230623.d0c6419", @debian_mangled_uversion="0.0~git20230623.d0c6419", @upstream_version="0.0~git20231018.1781a7c", @upstream_url="https://github.com/libjxl/testdata HEAD", @status="Newer version available">