Bump pydantic-core from 2.18.2 to 2.20.1

Bumps [pydantic-core](https://github.com/pydantic/pydantic-core) from 2.18.2 to 2.20.1.
- [Release notes](https://github.com/pydantic/pydantic-core/releases)
- [Commits](pydantic/pydantic-core@v2.18.2...v2.20.1)

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

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

requirements.txt

@@ -36,7 +36,7 @@ pandas==2.2.2
     # via kohlrahbi (pyproject.toml)
 pydantic==2.7.1
     # via kohlrahbi (pyproject.toml)
-pydantic-core==2.18.2
+pydantic-core==2.20.1
     # via pydantic
 python-dateutil==2.9.0.post0
     # via pandas