Bump mypy from 1.18.2 to 1.19.0

Bumps [mypy](https://github.com/python/mypy) from 1.18.2 to 1.19.0.
- [Changelog](https://github.com/python/mypy/blob/master/CHANGELOG.md)
- [Commits](python/mypy@v1.18.2...v1.19.0)

---
updated-dependencies:
- dependency-name: mypy
  dependency-version: 1.19.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

pyproject.toml

@@ -71,7 +71,7 @@ dependencies = [
 ]
 
 optional-dependencies.dev = [
-  "mypy==1.18.2",
+  "mypy==1.19.0",
   "tomli",        # Needed even on 3.11+ for typechecking with mypy
   "tox",
 ]