Bump torchvision from 0.18.1 to 0.21.0

Bumps [torchvision](https://github.com/pytorch/vision) from 0.18.1 to 0.21.0.
- [Release notes](https://github.com/pytorch/vision/releases)
- [Commits](pytorch/vision@v0.18.1...v0.21.0)

---
updated-dependencies:
- dependency-name: torchvision
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

requirements.txt

@@ -10,7 +10,7 @@ PyYAML==6.0.2
 setuptools==74.0.0
 # Follow instructions at https://pytorch.org to install torch with CUDA
 torch==2.3.1 #  NOTE: Omit if using torch with CUDA and install manually
-torchvision==0.18.1 # NOTE: Omit if using torch with CUDA and install manually
+torchvision==0.21.0 # NOTE: Omit if using torch with CUDA and install manually
 tqdm==4.66.5
 ujson==5.10.0
 ultralytics==8.3.74