Changes to Promote Smartadvocate Intake Draft

added the new optional request property expect_new_case

added the new optional request property force_new_case

added the new optional request property merge_into_case_id

added the optional property existing_case_candidates to the response with the 200 status

added the optional property existing_case_decision to the response with the 200 status

added the optional property existing_case_reason to the response with the 200 status

added the optional property merged_into_existing to the response with the 200 status

added the new optional request property enrichment

added the optional property enrichment to the response with the 200 status

added the optional property promote_steps to the response with the 200 status