AttributeError: 'ElevenLabsService' object has no attribute 'service'

[sentry-io]

Sentry Issue: VOCABAI-APP-1C

HTTPError: 429 Client Error: Too Many Requests for url: https://api.elevenlabs.io/v1/text-to-speech/AZnzlk1XvdvUeBnXmlld
  File "cloudlanguagetools/service.py", line 23, in get_tts_audio_base_post_request
    response.raise_for_status()
  File "requests/models.py", line 1021, in raise_for_status
    raise HTTPError(http_error_msg, response=self)

AttributeError: 'ElevenLabsService' object has no attribute 'service'
(8 additional frame(s) were not displayed)
...
  File "apps/languagetools/api_views.py", line 209, in post
    audio_temp_file = manager.get_tts_audio(

[luc-vocab]

fixed.