Bump pydantic from 2.11.7 to 2.11.9 in the python group

Bumps the python group with 1 update: [pydantic](https://github.com/pydantic/pydantic).


Updates `pydantic` from 2.11.7 to 2.11.9
- [Release notes](https://github.com/pydantic/pydantic/releases)
- [Changelog](https://github.com/pydantic/pydantic/blob/v2.11.9/HISTORY.md)
- [Commits](pydantic/pydantic@v2.11.7...v2.11.9)

---
updated-dependencies:
- dependency-name: pydantic
  dependency-version: 2.11.9
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: python
...

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

Author: dependabot[bot]

pyproject.toml

@@ -6,7 +6,7 @@ dependencies = [
     "click==8.2.1",
     "jinja2==3.1.6",
     "myst-parser==4.0.1",
-    "pydantic==2.11.7",
+    "pydantic==2.11.9",
     "requests==2.32.5",
     "sphinx-rtd-theme==3.0.2",
     "sphinx==8.2.3",