We have no ruff support yet.
see https://github.com/tikv/jemallocator/issues/58

--- mypy-1.13.0/test-requirements.in.orig
+++ mypy-1.13.0/test-requirements.in
@@ -12,6 +12,5 @@
 pytest>=8.1.0
 pytest-xdist>=1.34.0
 pytest-cov>=2.10.0
-ruff==0.2.0  # must match version in .pre-commit-config.yaml
 setuptools>=65.5.1
 tomli>=1.1.0  # needed even on py311+ so the self check passes with --python-version 3.8