Build(deps-dev): Bump mypy from 2.3.0 to 2.3.1

Bumps [mypy](https://github.com/python/mypy) from 2.3.0 to 2.3.1.
- [Changelog](https://github.com/python/mypy/blob/master/CHANGELOG.md)
- [Commits](python/mypy@v2.3.0...v2.3.1)

---
updated-dependencies:
- dependency-name: mypy
  dependency-version: 2.3.1
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

pyproject.toml

@@ -34,7 +34,7 @@ classifiers = [
 [dependency-groups]
 dev = [
     "jinja2>=3.1.6",
-    "mypy>=2.3.0",
+    "mypy>=2.3.1",
     "pytest>=9.1.1",
     "pytest-benchmark>=5.2.3",
     "pytest-cov>=7.1.0",