Bump pylint from 2.6.2 to 2.7.2

Bumps [pylint](https://github.com/PyCQA/pylint) from 2.6.2 to 2.7.2.
- [Release notes](https://github.com/PyCQA/pylint/releases)
- [Changelog](https://github.com/PyCQA/pylint/blob/master/ChangeLog)
- [Commits](pylint-dev/pylint@pylint-2.6.2...pylint-2.7.2)

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

Author: dependabot-preview[bot]

dev-requirements.txt

@@ -21,7 +21,7 @@ pip_check_reqs==2.1.1
 pydocstyle==5.1.1  # Lint docstrings
 pyenchant==3.2.0  # Bindings for a spellchecking sytem
 pygithub==1.54.1
-pylint==2.6.2  # Lint
+pylint==2.7.2  # Lint
 pyroma==3.0.1  # Packaging best practices checker
 pytest-cov==2.11.1  # Measure code coverage
 pytest==6.2.2  # Test runners