Bump types-python-dateutil from 2.8.15 to 2.8.16

Bumps [types-python-dateutil](https://github.com/python/typeshed) from 2.8.15 to 2.8.16.
- [Release notes](https://github.com/python/typeshed/releases)
- [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>

requirements-dev.txt

@@ -26,4 +26,4 @@ types-cachetools==5.0.1
 types-filelock==3.2.5
 types-requests==2.27.25
 types-tabulate==0.8.9
-types-python-dateutil==2.8.15
+types-python-dateutil==2.8.16