Bump transformers from 4.55.2 to 4.57.1

Bumps [transformers](https://github.com/huggingface/transformers) from 4.55.2 to 4.57.1.
- [Release notes](https://github.com/huggingface/transformers/releases)
- [Commits](huggingface/transformers@v4.55.2...v4.57.1)

---
updated-dependencies:
- dependency-name: transformers
  dependency-version: 4.57.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

pyproject.toml

@@ -37,7 +37,7 @@ dependencies = [
   "boto3",
   "httpx",
   "torch>=2.7.0",
-  "transformers==4.55.2",
+  "transformers==4.57.1",
   "img2pdf",
   "beaker-py",
 ]