[REQ] [JAVA] [HATEOAS] Replace old depcreated ResourceSupport

Created by: MelleD

Is your feature request related to a problem? Please describe.

The spring hateoas ResourceSupport is renamed and depcreated. The new name is now RepresentationModel

see https://docs.spring.io/spring-hateoas/docs/current/reference/html/

Describe the solution you'd like

We have to adapt the mustache template for the name