Description
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Describe the bug
Large model flow returns in the following figure, without content_filter_results information:

But my streaming response is to include the content_filter_results field:

To Reproduce
I have implemented a web-server using gin


Expected behavior
If the large model does not return content_filter_results, the web service does not return content_filter_results
Screenshots/Logs
If applicable, add screenshots to help explain your problem. For non-graphical issues, please provide any relevant logs or stack traces.
Environment (please complete the following information):
- go-openai version: v1.38.0
- Go version: 1.20
- OpenAI API version: [e.g. v1]
- OS: [e.g. Ubuntu 20.04]
Additional context
Add any other context about the problem here.
I am not a senior golang development engineer, I think the type of ContentFilterResults field to a pointer can solve this problem
