chore(python): Bump mypy from 1.10.1 to 1.11.1 in /py-polars

Bumps [mypy](https://github.com/python/mypy) from 1.10.1 to 1.11.1.
- [Changelog](https://github.com/python/mypy/blob/master/CHANGELOG.md)
- [Commits](python/mypy@v1.10.1...v1.11.1)

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

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

py-polars/requirements-lint.txt

@@ -1,3 +1,3 @@
-mypy==1.10.1
+mypy==1.11.1
 ruff==0.5.0
 typos==1.23.5