Bump pydantic-core from 2.18.3 to 2.18.4

Bumps [pydantic-core](https://github.com/pydantic/pydantic-core) from 2.18.3 to 2.18.4.
- [Release notes](https://github.com/pydantic/pydantic-core/releases)
- [Commits](https://github.com/pydantic/pydantic-core/compare/v2.18.3...v2.18.4)

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

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

requirements.txt

@@ -49,7 +49,7 @@ pyasn1-modules==0.4.0
 pycparser==2.22; platform_python_implementation != "PyPy" or implementation_name != "cpython"
 pycryptodomex==3.20.0
 pydantic==2.7.2
-pydantic-core==2.18.3
+pydantic-core==2.18.4
 pygments==2.18.0
 python-crontab==3.1.0
 python-dateutil==2.9.0.post0