Changes to List async operations

added the new candidate_rejected enum value to the operations/items/details/anyOf[subschema #1: RefreshMentalModelOperationDetails]/failure_reason/anyOf[subschema #1] response property for the response status 200

added the new refresh_failed_candidate_rejected enum value to the operations/items/details/anyOf[subschema #1: RefreshMentalModelOperationDetails]/outcome response property for the response status 200

removed the optional property detail/items/url from the response with the 422 status

added the non-success response with the status 404

added the optional property operations/items/details to the response with the 200 status

added the optional property operations/items/filename to the response with the 200 status

added the optional property operations/items/mental_model_id to the response with the 200 status

added the optional property operations/items/operation_id to the response with the 200 status

added the optional property operations/items/operation_type to the response with the 200 status

added the optional property operations/items/progress to the response with the 200 status

added the optional property operations/items/updated_at to the response with the 200 status

added the new optional query request parameter exclude_parents

added the optional property detail/items/ctx to the response with the 422 status

added the optional property detail/items/input to the response with the 422 status

added the optional property detail/items/url to the response with the 422 status

added the optional property operations/items/next_retry_at to the response with the 200 status

added the optional property operations/items/retry_count to the response with the 200 status