translateAudio method
Translate audio to English text
request - The audio translation request
cancelToken - Optional token to cancel the request
Throws UnsupportedError if not supported. Check supportedFeatures first.
Implementation
Future<STTResponse> translateAudio(
  AudioTranslationRequest request, {
  CancelToken? cancelToken,
}) {
  throw UnsupportedError('Audio translation not supported by this provider');
}