chore(deps-dev): bump mypy from 1.20.0 to 2.1.0

Bumps [mypy](https://github.com/python/mypy) from 1.20.0 to 2.1.0.
- [Changelog](https://github.com/python/mypy/blob/master/CHANGELOG.md)
- [Commits](python/mypy@v1.20.0...v2.1.0)

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

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

Author: dependabot[bot]

pyproject.toml

@@ -57,7 +57,7 @@ dependencies = [
 
 [project.optional-dependencies]
 dev = [
-  "mypy==1.20.0",
+  "mypy==2.1.0",
   "pre-commit==4.5.1",
   "ruff==0.15.8",
 ]