Bump torch in /research/information_retrieval/doc2query

Bumps [torch](https://github.com/pytorch/pytorch) from 1.8.0 to 2.7.0.
- [Release notes](https://github.com/pytorch/pytorch/releases)
- [Changelog](https://github.com/pytorch/pytorch/blob/main/RELEASE.md)
- [Commits](pytorch/pytorch@v1.8.0...v2.7.0)

---
updated-dependencies:
- dependency-name: torch
  dependency-version: 2.7.0
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

research/information_retrieval/doc2query/requirements.txt

@@ -120,7 +120,7 @@ threadpoolctl==2.1.0
 tifffile==2021.6.14
 tokenizers==0.10.3
 toposort==1.6
-torch==1.8.0
+torch==2.7.0
 tornado==6.3.2
 tqdm==4.61.1
 traitlets==5.0.5