Bump mypy from 1.16.0 to 1.16.1 (#565)

Bumps [mypy](https://github.com/python/mypy) from 1.16.0 to 1.16.1.
- [Changelog](https://github.com/python/mypy/blob/master/CHANGELOG.md)
- [Commits](python/mypy@v1.16.0...v1.16.1)

---
updated-dependencies:
- dependency-name: mypy
  dependency-version: 1.16.1
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

_requirements/test.txt

@@ -2,7 +2,7 @@ httpx>=0.27.0
 coverage[toml] >=7.5.3
 pytest >=8.0
 pytest-cov
-mypy ==1.16.0
+mypy ==1.16.1
 pytest-asyncio
 asgi-lifespan
 python-multipart