Remove dependency to slub_digitalcollections#257

Draft

csidirop wants to merge 7 commits intoslub:masterfrom

csidirop:de-digicolify

Commits on Nov 8, 2023

Remove dependency on `slub-digitalcollections`
csidirop
committed

Commits on Nov 10, 2023

Apply patches from `slub_digitalcollections`
csidirop
committed

Commits on Dec 5, 2023

Merge remote-tracking branch 'slub/master' into de-digicolify
csidirop
committed