build(deps): bump transformers in the dependencies group

Bumps the dependencies group with 1 update: [transformers](https://github.com/huggingface/transformers).


Updates `transformers` from 4.48.3 to 4.49.0
- [Release notes](https://github.com/huggingface/transformers/releases)
- [Commits](huggingface/transformers@v4.48.3...v4.49.0)

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

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

pyproject.toml

@@ -52,7 +52,7 @@ uvloop = "^0.21.0"
 msgspec = "^0.19.0"
 pydantic-settings = "^2.7.1"
 ctranslate2 = "^4.5.0"
-transformers = "^4.48.3"
+transformers = "^4.49.0"
 sentencepiece = "^0.2.0"
 sentence-transformers = "^3.4.1"
 protobuf = "^5.29.3"