chore: Bump ruff from 0.15.5 to 0.15.6 in the linting group

Bumps the linting group with 1 update: [ruff](https://github.com/astral-sh/ruff).


Updates `ruff` from 0.15.5 to 0.15.6
- [Release notes](https://github.com/astral-sh/ruff/releases)
- [Changelog](https://github.com/astral-sh/ruff/blob/main/CHANGELOG.md)
- [Commits](astral-sh/ruff@0.15.5...0.15.6)

---
updated-dependencies:
- dependency-name: ruff
  dependency-version: 0.15.6
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: linting
...

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

Author: dependabot[bot]

pyproject.toml

@@ -48,7 +48,7 @@ dev = [
     "pre-commit==4.5.1",
     "pytest==9.0.2",
     "pytest-cov==7.0.0",
-    "ruff==0.15.5",
+    "ruff==0.15.6",
 ]
 docs = [
     "mike==2.1.4",