Changes to Upload Video

request property clone_voice list-of-types was narrowed by removing types null from media type multipart/form-data

added the new Cancelled enum value to the languages/items/status response property for the response status 201

the clone_voice request property default value changed from false to true

the use_ng_pipeline request property default value changed from false to true

removed the request property enhance

added the new optional request property enhance_transcription

added the optional property warning to the response with the 201 status