Bump ruff from 0.15.8 to 0.15.9 (#122)

Bumps [ruff](https://github.com/astral-sh/ruff) from 0.15.8 to 0.15.9.
- [Release notes](https://github.com/astral-sh/ruff/releases)
- [Changelog](https://github.com/astral-sh/ruff/blob/main/CHANGELOG.md)
- [Commits](astral-sh/ruff@0.15.8...0.15.9)

---
updated-dependencies:
- dependency-name: ruff
  dependency-version: 0.15.9
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

pyproject.toml

@@ -28,7 +28,7 @@ dev = [
     "pyinstaller-hooks-contrib==2026.4",
     "pytest==9.0.2",
     "pytest-order==1.3.0",
-    "ruff==0.15.8",
+    "ruff==0.15.9",
     "setuptools==82.0.1",
     "types-pytz==2026.1.1.20260304",
     "types-pyyaml==6.0.12.20250915",