build(deps-dev): bump pylint from 2.15.5 to 2.15.6

Bumps [pylint](https://github.com/PyCQA/pylint) from 2.15.5 to 2.15.6.
- [Release notes](https://github.com/PyCQA/pylint/releases)
- [Commits](pylint-dev/pylint@v2.15.5...v2.15.6)

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

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