Usage of international code lists

[lars-steffen]

For a next version, the usage of international code lists should be evaluated. Check with Domenic Schneider (GS1) from the working group.

[AFoletti]

Closing this as part of the "end of 2024" pruning effort. Please reopen if really needed and real work is planned.

@hurni and myself will keep an eye out on reusable international standards and codelists, as usual 😄