chore(deps): Bump mypy in /packages/@jsii/python-runtime

Bumps [mypy](https://github.com/python/mypy) from 1.12.0 to 1.12.1.
- [Changelog](https://github.com/python/mypy/blob/master/CHANGELOG.md)
- [Commits](python/mypy@v1.12.0...v1.12.1)

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

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

packages/@jsii/python-runtime/requirements.txt

@@ -1,5 +1,5 @@
 black~=24.8
-mypy==1.12.0
+mypy==1.12.1
 pip~=24.2
 pytest~=8.3
 pytest-mypy~=0.10