Datafield in a service that was exported in a basket as part of a service-set are not loaded correctly

[w1ll-i-code]

Expected Behavior

The services should be loaded as described in the basket file.

Current Behavior

The datafields are not restored

Steps to Reproduce (for bugs)

• Create a service set
• Add a service
• Give that service some datafields
• add service set to bucket
• export
• notice that the import has the datafields missing

Your Environment

• Director version (System - About): 1.11.0
• Icinga Web 2 version and modules (System - About): 2.10.5
• Icinga 2 version (icinga2 --version): r2.14.0-1
• Operating System and version: rhel 8.9
• Webserver, PHP versions: 7.4.33