[MNT] [Dependabot](deps-dev): Update ruff requirement

Updates the requirements on [ruff](https://github.com/astral-sh/ruff) to permit the latest version.
- [Release notes](https://github.com/astral-sh/ruff/releases)
- [Changelog](https://github.com/astral-sh/ruff/blob/main/CHANGELOG.md)
- [Commits](astral-sh/ruff@0.15.12...0.15.13)

---
updated-dependencies:
- dependency-name: ruff
  dependency-version: 0.15.13
  dependency-type: direct:development
...

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

Author: dependabot[bot]

pyproject.toml

@@ -28,7 +28,7 @@ dependencies = [
 
 [project.optional-dependencies]
 dev = [
-    "ruff>=0.15.12",
+    "ruff>=0.15.13",
     "pytest>=9.0.3",
     "pre-commit",
 ]