Bump mypy from 1.5.1 to 1.6.1 (#402)

Bumps [mypy](https://github.com/python/mypy) from 1.5.1 to 1.6.1.
- [Changelog](https://github.com/python/mypy/blob/master/CHANGELOG.md)
- [Commits](python/mypy@v1.5.1...v1.6.1)

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

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

pyproject.toml

@@ -47,7 +47,7 @@ dev = [
     "black == 23.9.1",
     "flake8 == 6.1.0",
     "flake8-bugbear == 23.9.16",
-    "mypy == 1.5.1",
+    "mypy == 1.6.1",
     "ufmt == 2.2.0",
     "usort == 1.0.7",
 ]