[neon-notifications] phonon-backend-vlc new version 0.10.3

[Neon CI]

https://build.neon.kde.org/job/watcher_release_extras_phonon-backend-vlc/755/display/redirect

#<Debian::UScan::DEHS::Package:0x0000555b7acd1cb8 @name="phonon-backend-vlc", @debian_uversion="0.10.2", @debian_mangled_uversion="0.10.2", @upstream_version="0.10.3", @upstream_url="https://download.kde.internal.neon.kde.org/stable/phonon/phonon-backend-vlc/0.10.3/phonon-backend-vlc-0.10.3.tar.xz", @status="Newer version available">