⬆️ Update dependency mypy to v1.20.1 (#838)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

poetry.lock

@@ -34,7 +34,7 @@ aresponses = "3.0.0"
 codespell = "2.4.2"
 covdefaults = "2.3.0"
 coverage = {version = "7.13.5", extras = ["toml"]}
-mypy = "1.20.0"
+mypy = "1.20.1"
 pre-commit = "4.5.1"
 pre-commit-hooks = "6.0.0"
 pylint = "4.0.5"