fix: incorrect temporal fragments representations
- when there is a single object in an array, JSON-LD compaction processing returns an object, not an object with one list
- when patching a temporal instance, input fragments is an object, not a list
WARNING! Gitlab maintenance operation scheduled for Monday, 20 April between 12:00 and 14:00 (CET). During this time window, short service interruptions (less than 5 minutes) may occur. Thank you in advance for your understanding.