deps: Update dependency ruff to >=0.15.9,<0.16

Author: renovate[bot]

pixi.lock

@@ -102,7 +102,7 @@ hypothesis = ">=6.151.9"
 dask-core = ">=2026.3.0" # No distributed, tornado, etc.
 dprint = ">=0.50.0,<0.51"
 lefthook = ">=2.1.4,<3"
-ruff = ">=0.15.8,<0.16"
+ruff = ">=0.15.9,<0.16"
 typos = ">=1.44.0,<2"
 actionlint = ">=1.7.12,<2"
 blacken-docs = ">=1.20.0,<2"