Bump pylint from 2.15.5 to 2.15.6 (#265)

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

requirements_test.txt

@@ -1,7 +1,7 @@
 -r requirements_test_pre_commit.txt
 mypy==0.991
 pre-commit==2.20.0
-pylint==2.15.5
+pylint==2.15.6
 pytest==7.2.0
 pytest-asyncio==0.20.2
 types-aiofiles==22.1.0.3