fix: openai tool name length limit

[zyysxz]

Summary

• Fixes OpenAI tool name length limit:
  Ensures that tool names passed to OpenAI LLMs do not exceed the 64-character restriction, preventing related errors.

• Key changes:

  • Updates logic in src/routes/messages/non-stream-translation.ts to filter or truncate tool names as required by OpenAI.

• Impact:
  Improves compatibility with OpenAI LLMs and prevents tool name length errors.

[ericc-ch]

This looks good, thanks!
Btw does this apply to all OpenAI models or just gpt?
And also we might have to document this limitation in the readme