Bump torch from 1.3.1 to 1.13.1

Bumps [torch](https://github.com/pytorch/pytorch) from 1.3.1 to 1.13.1.
- [Release notes](https://github.com/pytorch/pytorch/releases)
- [Changelog](https://github.com/pytorch/pytorch/blob/main/RELEASE.md)
- [Commits](https://github.com/pytorch/pytorch/compare/v1.3.1...v1.13.1)

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

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

requirements.txt

@@ -2,6 +2,6 @@ scipy==1.3.1
 scikit_image==0.16.2
 torchvision==0.4.2
 numpy==1.17.3
-torch==1.3.1
+torch==1.13.1
 Pillow==7.1.2
 skimage==0.0