Bump mypy from 1.16.0 to 1.16.1

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>

Author: dependabot[bot]

requirements-test.txt

@@ -1,7 +1,7 @@
 black==25.1.0
 flake8==7.2.0
 isort==6.0.1
-mypy==1.16.0
+mypy==1.16.1
 mysqlclient==2.2.7
 psycopg2-binary==2.9.10
 pylint-django==2.6.1