build(deps): update huggingface-hub requirement

Updates the requirements on [huggingface-hub](https://github.com/huggingface/huggingface_hub) to permit the latest version.
- [Release notes](https://github.com/huggingface/huggingface_hub/releases)
- [Commits](huggingface/huggingface_hub@v0.25.2...v0.26.2)

---
updated-dependencies:
- dependency-name: huggingface-hub
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

requirements.txt

@@ -7,7 +7,7 @@ numpy<2.0.0
 torch~=2.5.1
 sentencepiece~=0.2.0
 setuptools~=75.1.0
-huggingface-hub~=0.25.2
+huggingface-hub~=0.26.2
 transformers~=4.46.0
 fastapi~=0.115.2
 uvicorn~=0.32.0