chore(deps-dev): bump mypy from v1.11.2 to 1.12.1

Bumps [mypy](https://github.com/python/mypy) from v1.11.2 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:development
...

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

dev-requirements.txt

@@ -8,7 +8,7 @@ flake8==7.1.1; python_version >= "3.8"
 bandit==1.7.10
 gitlint==v0.19.1
 interrogate
-mypy==v1.11.2
+mypy==v1.12.1
 pytest>=7.2.0
 pytest-xdist
 pytest-cov