[neon/backports-focal/libxmlb/Neon/release] /: Update upstream source from tag 'upstream/0.3.6'

[Matthias Klumpp]

Git commit f7d999188ff24146cc1ca7bc5839d240c110a1e1 by Matthias Klumpp.
Committed on 08/12/2021 at 12:41.
Pushed by jriddell into branch 'Neon/release'.

Update upstream source from tag 'upstream/0.3.6'

Update to upstream version '0.3.6'
with Debian dir ff459eb1ed9aee05393c1ea1e2f6194fa1d6b23b


https://invent.kde.org/neon/backports-focal/libxmlb/commit/f7d999188ff24146cc1ca7bc5839d240c110a1e1