* sort pre-commit file

* pre-commit: add ruff

* pre-commit run -a

* manual ruff fixes

* README: add ruff badge

* pre-commit: add isort

* pre-commit run -a

* ignore previous commit in blames

* add changelog entry

* replace black & isort by ruff

* ruff: more linters

* clean config files

* pre-commit run -a

* ignore previous commit in blames

* fix NPY002

ref. https://numpy.org/doc/stable/reference/random/legacy.html

* remove useless code

* fix dtype conversion

Expose Simplicial{LLT,LDLT}

This feature is only available on Mac OS X, with Eigen >= 3.4.90

Activate build on macos-14-arm64

See https://github.com/conda-incubator/setup-miniconda/issues/312 for details