Update torchvision requirement from ~=0.19 to ~=0.20

Updates the requirements on [torchvision](https://github.com/pytorch/vision) to permit the latest version.
- [Release notes](https://github.com/pytorch/vision/releases)
- [Commits](pytorch/vision@0.19.0...v0.20.0)

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

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

requirements.txt

@@ -7,6 +7,6 @@ pdoc~=15.0
 pyright~=1.1
 pytest~=8.3
 torch~=2.4
-torchvision~=0.19
+torchvision~=0.20
 tqdm~=4.66
 wandb~=0.18