Remove all Catena-X (NG) references

[stephanbcbauer]

This issue tracks the removal of all occurrences of CatenaX-ng in this repository as part of the broader goal to deprecate this organization.

• Search for Catena-X (NG) in code, configuration, and documentation.
• Remove or adapt references accordingly.
• Close this issue once zero references remain.

Use this query to track your progress (overall): GitHub Search Query

This query should display only results in related repository

Work summarized in eclipse-tractusx/sig-release#838

[tom-rm-meyer-ISST]

We'll cope with that as soon as a working MIW comes back as only the miw is affected:

puris/local/miw/infrastructure.properties

Line 10 in 5087ddf

VC_SCHEMA_LINK="https://www.w3.org/2018/credentials/v1, https://catenax-ng.github.io/product-core-schemas/businessPartnerData.json"