chore: bump transformers in /presets/inference/text-generation

Bumps [transformers](https://github.com/huggingface/transformers) from 4.37.2 to 4.40.2.
- [Release notes](https://github.com/huggingface/transformers/releases)
- [Commits](huggingface/transformers@v4.37.2...v4.40.2)

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

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

presets/inference/text-generation/requirements.txt

@@ -1,5 +1,5 @@
 # Dependencies for TFS
-transformers==4.37.2
+transformers==4.40.2
 torch==2.2.0
 accelerate==0.23.0
 fastapi==0.109.1