Some of our build files and resource files are licensed as that, but not
our actual code. This leads to funny issues, that GNOME software
considers Nheko proprietary. To work around that, just put GPL there.

Fixes https://github.com/flathub/io.github.NhekoReborn.Nheko/issues/1

Currently translated at 25.7% (142 of 552 strings)

Translated using Weblate (Polish)

Currently translated at 25.7% (142 of 552 strings)

Co-authored-by: AXD <dexkingcrazy@gmail.com>
Co-authored-by: Stanisław Borowy <stabor7@protonmail.com>
Translate-URL: https://weblate.nheko.im/projects/nheko/nheko-master/pl/
Translation: Nheko/nheko

Currently translated at 88.7% (490 of 552 strings)

Co-authored-by: DeepBlueV7.X <nicolas.werner@hotmail.de>
Translate-URL: https://weblate.nheko.im/projects/nheko/nheko-master/de/
Translation: Nheko/nheko

Currently translated at 100.0% (552 of 552 strings)

Co-authored-by: Priit Jõerüüt <nhkwlate@joeruut.com>
Translate-URL: https://weblate.nheko.im/projects/nheko/nheko-master/et/
Translation: Nheko/nheko

Currently translated at 88.5% (489 of 552 strings)

Co-authored-by: Priit Jõerüüt <nhkwlate@joeruut.com>
Translate-URL: https://weblate.nheko.im/projects/nheko/nheko-master/et/
Translation: Nheko/nheko

Currently translated at 100.0% (542 of 542 strings)

Co-authored-by: Priit Jõerüüt <nhkwlate@joeruut.com>
Translate-URL: https://weblate.nheko.im/projects/nheko/nheko-master/et/
Translation: Nheko/nheko

As well as selecting more join rules.

Updated by "Cleanup translation files" hook in Weblate.

Co-authored-by: Weblate <noreply@weblate.org>
Translate-URL: https://weblate.nheko.im/projects/nheko/nheko-master/
Translation: Nheko/nheko

Also fixes some issues where nested transactions will poison the
verification cache.