Bump torch from 1.12.0 to 1.13.1

Bumps [torch](https://github.com/pytorch/pytorch) from 1.12.0 to 1.13.1.
- [Release notes](https://github.com/pytorch/pytorch/releases)
- [Changelog](https://github.com/pytorch/pytorch/blob/master/RELEASE.md)
- [Commits](pytorch/pytorch@v1.12.0...v1.13.1)

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

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

requirements.txt

@@ -1,4 +1,4 @@
-torch==1.12.0
+torch==1.13.1
 fairseq==0.12.2
 sacremoses
 scikit-learn