Bump pylint from 2.14.5 to 2.15.0

Bumps [pylint](https://github.com/PyCQA/pylint) from 2.14.5 to 2.15.0.
- [Release notes](https://github.com/PyCQA/pylint/releases)
- [Commits](pylint-dev/pylint@v2.14.5...v2.15.0)

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

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

requirements/dev.txt

@@ -7,7 +7,7 @@ ipython==8.4.0
 isort==5.10.1
 mypy==0.971
 pylint-django==2.5.3
-pylint==2.14.5
+pylint==2.15.0
 pytest-django==4.5.2
 pytest==7.1.2
 pytest-dotenv==0.5.2