chore(deps): bump mypy from 1.11.2 to 2.1.0

Bumps [mypy](https://github.com/python/mypy) from 1.11.2 to 2.1.0.
- [Changelog](https://github.com/python/mypy/blob/master/CHANGELOG.md)
- [Commits](python/mypy@v1.11.2...v2.1.0)

---
updated-dependencies:
- dependency-name: mypy
  dependency-version: 2.1.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

k8s-legacy/constraints.txt

@@ -22,7 +22,7 @@ kubernetes==36.0.2
 markdown-it-py==4.2.0
 MarkupSafe==3.0.3
 mdurl==0.1.2
-mypy==1.11.2
+mypy==2.1.0
 mypy_extensions==1.1.0
 oauthlib==3.3.1
 packaging==26.2