Merge pull request freqtrade#11744 from freqtrade/dependabot/pip/develop/ruff-0.11.9

chore(deps-dev): bump ruff from 0.11.8 to 0.11.9

Author: xmatthias

requirements-dev.txt

@@ -7,7 +7,7 @@
 -r docs/requirements-docs.txt
 
 coveralls==4.0.1
-ruff==0.11.8
+ruff==0.11.9
 mypy==1.15.0
 pre-commit==4.2.0
 pytest==8.3.5