Bump pydantic-core from 2.20.1 to 2.39.0

Bumps [pydantic-core](https://github.com/pydantic/pydantic-core) from 2.20.1 to 2.39.0.
- [Release notes](https://github.com/pydantic/pydantic-core/releases)
- [Commits](pydantic/pydantic-core@v2.20.1...v2.39.0)

---
updated-dependencies:
- dependency-name: pydantic-core
  dependency-version: 2.39.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

requirements.txt

@@ -2,4 +2,4 @@ openai==1.56.0
 loguru==0.7.2
 pydantic==2.8.2
 pydantic-settings==2.4.0
-pydantic_core==2.20.1
+pydantic_core==2.39.0