Bump pydantic from 2.8.2 to 2.9.1 (#35)

Bumps [pydantic](https://github.com/pydantic/pydantic) from 2.8.2 to 2.9.1.
- [Release notes](https://github.com/pydantic/pydantic/releases)
- [Changelog](https://github.com/pydantic/pydantic/blob/main/HISTORY.md)
- [Commits](pydantic/pydantic@v2.8.2...v2.9.1)

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

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

dev_requirements/requirements-pydantic.txt

@@ -6,9 +6,9 @@
 #
 annotated-types==0.7.0
     # via pydantic
-pydantic==2.8.2
+pydantic==2.9.1
     # via -r dev_requirements/requirements-pydantic.in
-pydantic-core==2.20.1
+pydantic-core==2.23.3
     # via pydantic
 typing-extensions==4.12.0
     # via