Bump mypy from 1.16.1 to 1.18.2

Bumps [mypy](https://github.com/python/mypy) from 1.16.1 to 1.18.2.
- [Changelog](https://github.com/python/mypy/blob/master/CHANGELOG.md)
- [Commits](python/mypy@v1.16.1...v1.18.2)

---
updated-dependencies:
- dependency-name: mypy
  dependency-version: 1.18.2
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

poetry.lock

@@ -57,7 +57,7 @@ pytest = "^8.2.2"
 pytest-flake8 = "=1.3.0"
 pytest-cov = "^6.1.1"
 tox = "*"
-mypy = "^1.10"
+mypy = "^1.18"
 isort = "^6.0.1"
 black = "^25.1.0"
 flynt = "^1.0"