[neon-notifications] Dev Required: pyqt5webengine - 5.15.7

[Neon CI]

https://build.neon.kde.org/job/watcher_release_forks_pyqt5webengine/1031/display/redirect

#<Debian::UScan::DEHS::Package:0x00007fee8e80de80 @name="pyqt5webengine", @debian_uversion="5.15.6", @debian_mangled_uversion="5.15.6", @upstream_version="5.15.7", @upstream_url="https://pypi.debian.net/PyQtWebEngine/PyQtWebEngine-5.15.7.tar.gz", @status="Newer version available">