Merge pull request #238 from python-openapi/dependabot/pip/mypy-1.4.1

Bump mypy from 1.3.0 to 1.4.1

Author: p1c2u

poetry.lock

@@ -67,7 +67,7 @@ pytest = "^7.4.0"
 pytest-flake8 = "=1.1.1"
 pytest-cov = "^4.1.0"
 tox = "*"
-mypy = "^1.3"
+mypy = "^1.4"
 isort = "^5.11.5"
 black = "^23.3.0"
 flynt = "^0.78"