fix(openai): implement aclose on async stream responses

[hassiebp]

Greptile Summary

Disclaimer: Experimental PR review

Added aclose method to LangfuseResponseGeneratorAsync class to properly handle cleanup of async streaming responses from OpenAI.

• Added aclose method in /langfuse/openai.py to mirror existing close functionality for async streams
• Method delegates to underlying response's aclose method to ensure proper resource cleanup
• Maintains compatibility with OpenAI's async streaming API patterns
• Addresses potential resource leaks when using async streaming responses

---

Important

Adds aclose() method to LangfuseResponseGeneratorAsync in langfuse/openai.py for closing async stream responses.

• Behavior:
  • Adds aclose() method to LangfuseResponseGeneratorAsync in langfuse/openai.py to close async stream responses.
  • Ensures connection release when response body is read to completion in async contexts.

^{This description was created by for beb1d98. It will automatically update as commits are pushed.}

[greptile-apps]

LGTM

_{1 file(s) reviewed, no comment(s)
Edit PR Review Bot Settings | Greptile}