Bump mypy from 1.7.1 to 1.12.0

Bumps [mypy](https://github.com/python/mypy) from 1.7.1 to 1.12.0.
- [Changelog](https://github.com/python/mypy/blob/master/CHANGELOG.md)
- [Commits](python/mypy@v1.7.1...v1.12.0)

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

Signed-off-by: dependabot[bot] <[email protected]>

requirements/requirements-mypy.txt

@@ -1,4 +1,4 @@
-mypy==1.7.1
+mypy==1.12.0
 mypy-zope==1.0.7
 
 pydub-stubs==0.25.1.1