[neon-notifications] Dev Required: mold - 2.31.0

[Neon CI]

https://build.neon.kde.org/job/watcher_release_backports-jammy_mold/210/display/redirect

#<Debian::UScan::DEHS::Package:0x00007f8bd6a8d680 @name="mold", @debian_uversion="2.30.0", @debian_mangled_uversion="2.30.0", @upstream_version="2.31.0", @upstream_url="https://github.com/rui314/mold/archive/refs/tags/v2.31.0.tar.gz", @status="Newer version available">