Bump mypy from 1.20.2 to 2.0.0 (#154)

Bumps [mypy](https://github.com/python/mypy) from 1.20.2 to 2.0.0.
- [Changelog](https://github.com/python/mypy/blob/master/CHANGELOG.md)
- [Commits](python/mypy@v1.20.2...v2.0.0)

---
updated-dependencies:
- dependency-name: mypy
  dependency-version: 2.0.0
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

requirements-dev.txt

@@ -1,3 +1,3 @@
 -r requirements.txt
 
-mypy==1.20.2
+mypy==2.0.0

setup.cfg

@@ -48,7 +48,7 @@ install_requires =
 [options.extras_require]
 testing =
   coverage == 7.13.5
-  mypy == 1.20.2
+  mypy == 2.0.0
 
 [options.entry_points]
 pytest11 =