[neon-notifications] kstars new version 3.3.9

[Neon CI]

https://build.neon.kde.org/job/watcher_release_extras_kstars/695/display/redirect

#<Debian::UScan::DEHS::Package:0x000055997cddbda8 @name="kstars", @debian_uversion="3.3.8", @debian_mangled_uversion="3.3.8", @upstream_version="3.3.9", @upstream_url="http://download.kde.internal.neon.kde.org/stable/kstars/kstars-3.3.9.tar.xz", @status="Newer version available">