Bump pylint from 2.15.2 to 2.15.9

Bumps [pylint](https://github.com/PyCQA/pylint) from 2.15.2 to 2.15.9.
- [Release notes](https://github.com/PyCQA/pylint/releases)
- [Commits](pylint-dev/pylint@v2.15.2...v2.15.9)

---
updated-dependencies:
- dependency-name: pylint
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

requirements_dev.txt

@@ -1,6 +1,6 @@
 black==22.8.0
 flake8==5.0.4
 pre-commit==2.21.0
-pylint==2.15.2
+pylint==2.15.9
 reorder-python-imports==3.8.2
 git+https://github.com/mjmeli/pyduke-energy@main