Bump torch from 2.0.1 to 2.2.0 in the pip group across 1 directory

Bumps the pip group with 1 update in the / directory: [torch](https://github.com/pytorch/pytorch).


Updates `torch` from 2.0.1 to 2.2.0
- [Release notes](https://github.com/pytorch/pytorch/releases)
- [Changelog](https://github.com/pytorch/pytorch/blob/main/RELEASE.md)
- [Commits](pytorch/pytorch@v2.0.1...v2.2.0)

---
updated-dependencies:
- dependency-name: torch
  dependency-type: direct:production
  dependency-group: pip
...

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

requirements.txt

@@ -8,7 +8,7 @@ sentence_transformers==2.2.2
 Pillow
 fastapi
 PyPDF2
-torch==2.0.1
+torch==2.2.0
 pydantic
 uvicorn
 sse-starlette