chore(deps): bump transformers in /plugins/model/llm-Baichuan2 (#4281)

Bumps [transformers](https://github.com/huggingface/transformers) from 4.30.2 to 4.48.0.
- [Release notes](https://github.com/huggingface/transformers/releases)
- [Commits](https://github.com/huggingface/transformers/compare/v4.30.2...v4.48.0)

---
updated-dependencies:
- dependency-name: transformers
  dependency-type: direct:production
...

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plugins/model/llm-Baichuan2/requirements.txt

 protobuf
 protobuf
-transformers==4.30.2
+transformers==4.48.0
 cpm_kernels
 cpm_kernels
 torch>=2.0
 torch>=2.0
 gradio
 gradio