Bump mypy from 1.14.1 to 1.15.0

Bumps [mypy](https://github.com/python/mypy) from 1.14.1 to 1.15.0.
- [Changelog](https://github.com/python/mypy/blob/master/CHANGELOG.md)
- [Commits](python/mypy@v1.14.1...v1.15.0)

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

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

dev_requirements.txt

@@ -1,7 +1,7 @@
 black==24.10.0
 isort==6.0.0
 pyright==1.1.393
-mypy==1.14.1
+mypy==1.15.0
 mkdocs-material==9.6.2
 mkdocstrings==0.27.0
 mkdocstrings[python]==0.27.0