Relax repository permissions
Now that we have a license... I would like to set the repository to "internal" at least, so other people with cccv-login can have a look.
Currently it is set to "private". I would not mind it being "public" either, if that's what you prefer.
(Gitlab docs: https://git.cccv.de/help/user/public_access.md)
Cf. #50 (closed)