Bump mypy from 1.14.1 to 1.15.0

Bumps [mypy](https://github.com/python/mypy) from 1.14.1 to 1.15.0.
- [Changelog](https://github.com/python/mypy/blob/master/CHANGELOG.md)
- [Commits](python/mypy@v1.14.1...v1.15.0)

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

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

requirements_test.txt

@@ -4,7 +4,7 @@ coverage==7.6.10
 flake8==7.1.1
 flake8-bugbear==24.12.12
 freezegun==1.5.1
-mypy==1.14.1
+mypy==1.15.0
 pre_commit==4.1.0
 pytest==8.3.4
 pytest-asyncio==0.25.0