chore: bump the dev-dependencies group with 2 updates

Bumps the dev-dependencies group with 2 updates: [mypy](https://github.com/python/mypy) and [ruff](https://github.com/astral-sh/ruff).


Updates `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)

Updates `ruff` from 0.15.11 to 0.15.12
- [Release notes](https://github.com/astral-sh/ruff/releases)
- [Changelog](https://github.com/astral-sh/ruff/blob/main/CHANGELOG.md)
- [Commits](astral-sh/ruff@0.15.11...0.15.12)

---
updated-dependencies:
- dependency-name: mypy
  dependency-version: 2.0.0
  dependency-type: direct:development
  update-type: version-update:semver-major
  dependency-group: dev-dependencies
- dependency-name: ruff
  dependency-version: 0.15.12
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: dev-dependencies
...

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

Author: dependabot[bot]

pyproject.toml

@@ -43,8 +43,8 @@ dev = [
     {include-group = "docs"},
     "pytest==9.0.3",
     "pytest-cov==7.1.0",
-    "mypy==1.20.2",
-    "ruff==0.15.11",
+    "mypy==2.0.0",
+    "ruff==0.15.12",
     "pre-commit==4.6.0",
     "nbstripout==0.9.1",
 ]