[Model Update]: Update Fleet.Vehicles -> update of shared shared.business_partner_number to latest version

[TorstenHirsch]

Update Reason

The current version of Fleet.Vehicles was released 2 weeks ago. Afterwards we found a regex failure in the shared aspect model shared.business_partner_number that is used in this semantic model (BPNS regex failure).
Update is to change the reference to the lates shared model.

MS1 Criteria

• The model that should be updated exists
• The referenced use case exists Quality Management Use Case
• The potential updates are discussed with all stakeholders
• A decision on versioning was made in consensus with the affected parties according to the guidelines.
• The potential update will be either
  • backward compatible or
  • a (chain of) migration strategy(-ies) from all non-deprecated previous versions to the new model will be developed
• A modeling steward has been assigned

[TorstenHirsch]

@agg3fe Please approve MS1 for this update