build(deps): bump mypy from 1.11.2 to 1.12.1

Bumps [mypy](https://github.com/python/mypy) from 1.11.2 to 1.12.1.
- [Changelog](https://github.com/python/mypy/blob/master/CHANGELOG.md)
- [Commits](python/mypy@v1.11.2...v1.12.1)

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

Signed-off-by: dependabot[bot] <[email protected]>

pyproject.toml

@@ -75,7 +75,7 @@ tests = [
     "pytest==8.3.3"
 ]
 type_check = [
-    "mypy==1.11.2",
+    "mypy==1.12.1",
     "types-python-dateutil==2.9.0.20241003",
     "types-pytz==2024.2.0.20241003"
 ]