Changes to Create a suggestion

added create_request_document subschema #2 to the request body allOf list

the request's body type changed from object to no type

the response's body type changed from object to no type for status 201

removed the required property data from the response with the 201 status

removed the request property data

removed the optional property validation_errors from the response with the 400 status

added the media type application/vnd.api+json to the request body

added show_document subschema #2 to the response body allOf list for the response status 201

media type application/json was changed to a more specific media type application/vnd.api+json for the response status 201

added the non-success response with the status 401

added the non-success response with the status 429

the response property code became required for the status 400

the response property message became required for the status 400

the response property message became required for the status 422

added the required property code to the response with the 422 status

endpoint added