Describe your changes

Implement dynamic datatype casting for datapoints of the vehicle databroker response

Issue ticket number and link

[x] Examples are executing successfully
[x] Created/updated unit tests. Code Coverage percentage on new code shall be >= 80%.
[x] Created/updated integration tests.
[x] Devcontainer can be opened successfully
[x] Devcontainer can be opened successfully behind a corporate proxy
[x] Devcontainer can be re-built successfully
[x] Extended the documentation (e.g. README.md, CONTRIBUTING.md, Velocitas)