Bump ruff from 0.5.7 to 0.6.0 (#15944)

(cherry picked from commit 0ae0e33)

requirements-optional.txt

@@ -2,7 +2,7 @@
 pytest-cov==5.0.0
 redis==5.0.8
 pre-commit==3.8.0
-ruff==0.5.7
+ruff==0.6.0
 
 # For generating documentation.
 sphinx==8.0.2