Can't update files on OpenSuse Ubuntu repo.
W: GPG-feil:
http://download.opensuse.org/reposit.../xUbuntu_20.04 InRelease: De følgende signaturene var ugyldige: EXPKEYSIG BF2C3F2504BFEF00 home:FrodeSolheim OBS Project <home:FrodeSolheim@build.opensuse.org>
E: The repository 'http://download.opensuse.org/repositories/home:/FrodeSolheim:/stable/xUbuntu_20.04 InRelease' is not signed.