Enhanced models are available to all projects (#2207)

Author: nnegrey

speech/cloud-client/beta_snippets.py

@@ -47,8 +47,6 @@ def transcribe_file_with_enhanced_model():
         encoding=speech.enums.RecognitionConfig.AudioEncoding.LINEAR16,
         sample_rate_hertz=8000,
         language_code='en-US',
-        # Enhanced models are only available to projects that
-        # opt in for audio data collection.
         use_enhanced=True,
         # A model must be specified to use enhanced model.
         model='phone_call')