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

Bumps [types-python-dateutil](https://github.com/typeshed-internal/stub_uploader) from 2.9.0.20241206 to 2.9.0.20250516.
- [Commits](https://github.com/typeshed-internal/stub_uploader/commits)

---
updated-dependencies:
- dependency-name: types-python-dateutil
  dependency-version: 2.9.0.20250516
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

requirements-dev.txt

@@ -110,7 +110,7 @@ tomlkit==0.13.2 ; python_version >= '3.7'
 
 trio==0.30.0
 
-types-python-dateutil==2.9.0.20241206
+types-python-dateutil==2.9.0.20250516
 
 types-requests==2.32.0.20250515; python_version >= '3.7'
 urllib3==2.4.0 ; python_version >= '3.7'