chore(deps): update dependency ruff to v0.12.9

renovate[bot] · web-flow · commit 99a0201d3433 · 2025-08-14T18:01:59.000Z
diff --git a/requirements_dev.txt b/requirements_dev.txt
@@ -3,7 +3,7 @@ black==25.1.0
 mypy==1.17.1
 pip==25.2
 pre-commit==4.3.0
-ruff==0.12.8
+ruff==0.12.9
 
 # Home Assistant testing dependencies
 pytest-homeassistant-custom-component==0.13.270
