[Feature] openai model does not support adding reorder model types

### MaxKB Version

2.1.2

### Please describe your needs or suggestions for improvements

本地部署了重排模型，想要对接到MaxKB,openai里面没有重排模型的选项

<img width="1911" height="830" alt="Image" src="https://github.com/user-attachments/assets/f9efa9e4-83d4-4a4e-bf70-f63d5e10e5fa" />

### Please describe the solution you suggest

_No response_

### Additional Information

_No response_