Bump timm from 0.6.12 to 0.6.13 (#739)

Bumps [timm](https://github.com/rwightman/pytorch-image-models) from 0.6.12 to 0.6.13.
- [Release notes](https://github.com/rwightman/pytorch-image-models/releases)
- [Changelog](https://github.com/huggingface/pytorch-image-models/blob/main/docs/archived_changes.md)
- [Commits](huggingface/pytorch-image-models@v0.6.12...v0.6.13)

---
updated-dependencies:
- dependency-name: timm
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

requirements.txt

@@ -1,7 +1,7 @@
 torchvision>=0.5.0
 pretrainedmodels==0.7.4
 efficientnet-pytorch==0.7.1
-timm==0.6.12
+timm==0.6.13
 
 tqdm
 pillow