Bump pylint from 2.6.0 to 2.8.3 (#122)

Bump pylint from 2.6.0 to 2.8.3 (#122)

Bumps [pylint](https://github.com/PyCQA/pylint) from 2.6.0 to 2.8.3.
- [Release notes](https://github.com/PyCQA/pylint/releases)
- [Changelog](https://github.com/PyCQA/pylint/blob/master/ChangeLog)
- [Commits](https://github.com/PyCQA/pylint/compare/pylint-2.6.0...v2.8.3)

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

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