Merge pull request #3088 from VWS-Python/dependabot/pip/ruff-0.15.9

Bump ruff from 0.15.8 to 0.15.9

Author: github-actions[bot]

pyproject.toml

@@ -81,7 +81,7 @@ optional-dependencies.dev = [
     "pytest-xdist==3.8.0",
     "pyyaml==6.0.3",
     "requests-mock-flask==2026.2.16",
-    "ruff==0.15.8",
+    "ruff==0.15.9",
     # We add shellcheck-py not only for shell scripts and shell code blocks,
     # but also because having it installed means that ``actionlint-py`` will
     # use it to lint shell commands in GitHub workflow files.