chore(deps-dev): bump types-python-dateutil

Bumps [types-python-dateutil](https://github.com/python/typeshed) from 2.9.0.20241003 to 2.9.0.20241206.
- [Commits](https://github.com/python/typeshed/commits)

---
updated-dependencies:
- dependency-name: types-python-dateutil
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

requirements-dev.txt

@@ -108,7 +108,7 @@ tomlkit==0.13.2 ; python_version >= '3.7'
 
 trio==0.27.0
 
-types-python-dateutil==2.9.0.20241003
+types-python-dateutil==2.9.0.20241206
 
 types-requests==2.32.0.20241016; python_version >= '3.7'
 urllib3==2.2.3 ; python_version >= '3.7'