I Expect

• add the following extensions for OAS 3.0 x-jsonld-type and x-jsonld-object

See #38

Notes

• These keywords are defined https://datatracker.ietf.org/doc/draft-polli-restapi-ld-keywords/
  and are based on https://www.w3.org/TR/json-ld11/#interpreting-json-as-json-ld