chore(deps)(deps): update pydantic requirement in the pydantic group

Updates the requirements on [pydantic](https://github.com/pydantic/pydantic) to permit the latest version.

Updates `pydantic` 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@v2.0...v2.13.4)

---
updated-dependencies:
- dependency-name: pydantic
  dependency-version: 2.13.4
  dependency-type: direct:production
  dependency-group: pydantic
...

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

Author: dependabot[bot]

pyproject.toml

@@ -30,7 +30,7 @@ classifiers = [
 ]
 dependencies = [
     "httpx>=0.25.0",
-    "pydantic>=2.0.0",
+    "pydantic>=2.13.4",
 ]
 
 [project.optional-dependencies]