[neon-notifications] Releasing: ksyntax-highlighting - 5.87.0

[Neon CI]

https://build.neon.kde.org/job/watcher_release_kde_syntax-highlighting/11/display/redirect

#<Debian::UScan::DEHS::Package:0x000055ed18a3bdc0 @name="ksyntax-highlighting", @debian_uversion="5.86.0", @debian_mangled_uversion="5.86.0", @upstream_version="5.87.0", @upstream_url="http://download.kde.internal.neon.kde.org/stable/frameworks/5.87/syntax-highlighting-5.87.0.tar.xz", @status="Newer version available">