Bump tokenizers from 0.19.1 to 0.20.1

Bumps [tokenizers](https://github.com/huggingface/tokenizers) from 0.19.1 to 0.20.1.
- [Release notes](https://github.com/huggingface/tokenizers/releases)
- [Changelog](https://github.com/huggingface/tokenizers/blob/main/RELEASE.md)
- [Commits](huggingface/tokenizers@v0.19.1...v0.20.1)

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

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

requirements.txt

@@ -69,7 +69,7 @@ sympy==1.13.3
 tabulate==0.9.0
 threadpoolctl==3.2.0
 tifffile==2024.9.20
-tokenizers==0.19.1
+tokenizers==0.20.1
 torch==2.5.0
 torchvision==0.20.0
 tqdm==4.66.5