update mypy python version to 3.12 (#3459)

Author: martinjankowiak

setup.cfg

@@ -28,7 +28,7 @@ column_limit = 120
 # Global options:
 
 [mypy]
-python_version = 3.10
+python_version = 3.12
 explicit_package_bases = True
 warn_return_any = True
 warn_unused_configs = True