Build(deps): Bump pydantic from 2.13.3 to 2.13.4

Bumps [pydantic](https://github.com/pydantic/pydantic) from 2.13.3 to 2.13.4.
- [Release notes](https://github.com/pydantic/pydantic/releases)
- [Changelog](https://github.com/pydantic/pydantic/blob/v2.13.4/HISTORY.md)
- [Commits](pydantic/pydantic@v2.13.3...v2.13.4)

---
updated-dependencies:
- dependency-name: pydantic
  dependency-version: 2.13.4
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

constraints.txt

@@ -35,7 +35,7 @@ packaging==26.2
 pluggy==1.6.0
 Pygments==2.20.0
 pycparser==3.0
-pydantic==2.13.3
+pydantic==2.13.4
 pydantic-core==2.46.3
 pytest==9.0.3
 readme-renderer==44.0