Update pydantic requirement from >=2.0.0 to >=2.13.3 (#987)

Updates the requirements on [pydantic](https://github.com/pydantic/pydantic) to permit the latest version.
- [Release notes](https://github.com/pydantic/pydantic/releases)
- [Changelog](https://github.com/pydantic/pydantic/blob/main/HISTORY.md)
- [Commits](pydantic/pydantic@v2.0...v2.13.3)

---
updated-dependencies:
- dependency-name: pydantic
  dependency-version: 2.13.3
  dependency-type: direct:development
...

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

Author: dependabot[bot]

dev-requirements.txt

@@ -17,6 +17,6 @@ ruff===0.14.1
 # needed for .env file loading in examples
 python-dotenv>=1.0.0
 # needed for enhanced schema generation from function features
-pydantic>=2.0.0
+pydantic>=2.13.3
 # needed for yaml file generation in examples
 PyYAML>=6.0.3