Bump torch from 2.5.1 to 2.6.0 in /docs

Bumps [torch](https://github.com/pytorch/pytorch) from 2.5.1 to 2.6.0.
- [Release notes](https://github.com/pytorch/pytorch/releases)
- [Changelog](https://github.com/pytorch/pytorch/blob/main/RELEASE.md)
- [Commits](pytorch/pytorch@v2.5.1...v2.6.0)

---
updated-dependencies:
- dependency-name: torch
  dependency-version: 2.6.0
  dependency-type: direct:production
...

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

Author: dependabot[bot]

docs/requirements.txt

@@ -87,7 +87,7 @@ thinc==8.2.5
 threadpoolctl==3.5.0
 tokenizers==0.21.0
 tomli==2.2.1
-torch==2.5.1
+torch==2.6.0
 tqdm==4.67.1
 traitlets==5.14.3
 transformers==4.47.1