todo: move the functions in utils.data to data

TODO

feat: add openrlhf.diff file for pending modifications

- Added openrlhf.diff file to track pending modifications to the openrlhf project.

- Reorganized project structure for better modularity and maintainability.
- Note: This commit is a work in progress and is not yet functional. Further adjustments to imports and code logic are required to make the project runnable.

utils: finish todo: refactor vllm_chatcomplete and vllm_score, and other functions in step1. Don't save results in function.

TODO: refactor vllm_chatcomplete