Use correct rule for registrations

See merge request Teckids/hacknfun/AlekSIS-App-Paweljong!17

1.4.1 was apparently uploaded to PyPI out of the CI pipeline and
without a tag by @debdolph?

Fix predicate

See merge request Teckids/hacknfun/AlekSIS-App-Paweljong!16

Currently translated at 100.0% (245 of 245 strings)

Translation: Hack'n'Fun/AlekSIS-App-Paweljong
Translate-URL: https://translate.edugit.org/projects/hacknfun/aleksis-app-paweljong/de/

Payments

See merge request Teckids/hacknfun/AlekSIS-App-Paweljong!14

Resolve "Permissions by group owners"

Closes #15

See merge request !15

Merge branch '15-permissions-by-group-owners' of edugit.org:Teckids/hacknfun/AlekSIS-App-Paweljong into 15-permissions-by-group-owners