Bump mypy from 1.8.0 to 1.9.0

Bumps [mypy](https://github.com/python/mypy) from 1.8.0 to 1.9.0.
- [Changelog](https://github.com/python/mypy/blob/master/CHANGELOG.md)
- [Commits](python/mypy@v1.8.0...1.9.0)

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

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

requirements-test.txt

@@ -1,7 +1,7 @@
 black==24.2.0
 flake8==7.0.0
 isort==5.13.2
-mypy==1.8.0
+mypy==1.9.0
 mysqlclient==2.2.4
 psycopg2-binary==2.9.9
 pylint-django==2.5.5