[neon-notifications] Dev Required: smb4k - 4.0.6

[Neon CI]

https://build.neon.kde.org/job/watcher_release_extras_smb4k/505/display/redirect

#<Debian::UScan::DEHS::Package:0x0000722be972e2c8 @name="smb4k", @debian_uversion="4.0.4", @debian_mangled_uversion="4.0.4", @upstream_version="4.0.6", @upstream_url="https://qa.debian.org/watch/sf.php/smb4k/smb4k-4.0.6.tar.xz", @status="Newer version available">