Bump mypy from 0.971 to 1.4.1

Bumps [mypy](https://github.com/python/mypy) from 0.971 to 1.4.1.
- [Commits](python/mypy@v0.971...v1.4.1)

---
updated-dependencies:
- dependency-name: mypy
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

pyproject.toml

@@ -62,7 +62,7 @@ test = [
     "pytest >= 7.1.3,<8.0.0",
     "pytest-django",
     "pytest-cov >= 2.12.0,<5.0.0",
-    "mypy == 0.971",
+    "mypy == 1.4.1",
     "flake8 >= 3.8.3,<7.0.0",
     "black == 22.8.0",
     "isort >= 5.0.6,<6.0.0",