feat: support gpt-4o-audio-preview

[WqyJh]

OpenAI has released a new model gpt-4o-audio-preview which is an end-to-end model for audio input/output. It can be used by chat completion api.

Reference:

• https://platform.openai.com/docs/guides/audio
• https://platform.openai.com/docs/api-reference/chat/create

[sashabaranov]

@WqyJh thank you for the PR! Please the latest changes from master here, so the CI will pass

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 98.85%. Comparing base (774fc9d) to head (d0e071f).
Report is 83 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #895      +/-   ##
==========================================
+ Coverage   98.46%   98.85%   +0.39%     
==========================================
  Files          24       27       +3     
  Lines        1364     1743     +379     
==========================================
+ Hits         1343     1723     +380     
+ Misses         15       14       -1     
  Partials        6        6              

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[WqyJh]

Fixed @sashabaranov

[WqyJh]

Hi, @sashabaranov. Would you please help reviewing the code.

[WqyJh]

Hi, @sashabaranov, the code has been rebased onto latest master branch. Could you please assist with merging it? Thank you!