KDE release-service 20.07.90 (20.08-rc)

[Christoph Feck]

Hello packagers,

*.tar.xz files at "unstable/release-service/20.07.90".
Since I am late, I've already tagged it. Please report issues;
they will be handled for the 20.08.0 tars.

REVISIONS_AND_HASHES at https://phabricator.kde.org/P623

Changelog v20.07.80..v20.07.90 at https://phabricator.kde.org/P622

My public key at 
http://pgp.mit.edu/pks/lookup?op=get&search=0xF23275E4BF10AFC1DF6914A6DBD2CE893E2D1C87

Thanks,
Christoph Feck