Update mypy to 1.20.1 (#6501)

Update mypy from 1.20.0 to 1.20.1

Author: pyup-bot

{{cookiecutter.project_slug}}/requirements/local.txt

@@ -11,7 +11,7 @@ watchfiles==1.1.1  # https://github.com/samuelcolvin/watchfiles
 
 # Testing
 # ------------------------------------------------------------------------------
-mypy==1.20.0  # https://github.com/python/mypy
+mypy==1.20.1  # https://github.com/python/mypy
 django-stubs[compatible-mypy]==6.0.2  # https://github.com/typeddjango/django-stubs
 pytest==9.0.3  # https://github.com/pytest-dev/pytest
 pytest-sugar==1.1.1  # https://github.com/Teemu/pytest-sugar