Bump mypy from 1.13.0 to 1.15.0 (#744)

Bumps [mypy](https://github.com/python/mypy) from 1.13.0 to 1.15.0.
- [Changelog](https://github.com/python/mypy/blob/master/CHANGELOG.md)
- [Commits](python/mypy@v1.13.0...v1.15.0)

---
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>

requirements-mypy.txt

@@ -1,4 +1,4 @@
-mypy==1.13.0
+mypy==1.15.0
 mypy-extensions==1.0.0
 types-jsonschema==4.23.0.20240813
 types-protobuf==5.29.1.20241207