fixes MacOS CI
fixes MacOS CI

xz is installed by another package and causes conflict
geektoni/shogun,geektoni/shogun,geektoni/shogun,shogun-toolbox/shogun,shogun-toolbox/shogun,geektoni/shogun,geektoni/shogun,shogun-toolbox/shogun,shogun-toolbox/shogun,shogun-toolbox/shogun,geektoni/shogun,shogun-toolbox/shogun