Bump torch from 2.7.0+cpu to 2.7.1 (#519)

Bumps [torch](https://github.com/pytorch/pytorch) from 2.7.0+cpu to 2.7.1.
- [Release notes](https://github.com/pytorch/pytorch/releases)
- [Changelog](https://github.com/pytorch/pytorch/blob/main/RELEASE.md)
- [Commits](https://github.com/pytorch/pytorch/commits/v2.7.1)

---
updated-dependencies:
- dependency-name: torch
  dependency-version: 2.7.1
  dependency-type: direct:production
...

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Author: dependabot[bot]

requirements.txt

@@ -1,7 +1,7 @@
 -f https://download.pytorch.org/whl/torch_stable.html
 cmake==3.26.1
 sentencepiece==0.2.0
-torch==2.7.0+cpu
+torch==2.7.1
 transformers==4.50.0
 accelerate==1.5.1
 protobuf==5.29.5