Scarf

Reblackened code

**Full Changelog**: https://github.com/parashardhapola/scarf/compare/0.28.10...0.28.11

What's Changed
* Fixes for parallell runs by oskbor in https://github.com/parashardhapola/scarf/pull/115

New Contributors
* oskbor made their first contribution in https://github.com/parashardhapola/scarf/pull/115

**Full Changelog**: https://github.com/parashardhapola/scarf/compare/0.28.9...0.28.10

What's Changed

* Bug fix in `mark_hto_identities`. The bug was causing the function to fail when the `I` was not True for all the HTO features.

**Full Changelog**: https://github.com/parashardhapola/scarf/compare/0.28.8...0.28.9

What's Changed

* [Do not update feat I](https://github.com/parashardhapola/scarf/commit/b797058cf2cc0e4283b005069ed02761174da487) [parashardhapola](https://github.com/parashardhapola/scarf/commits?author=parashardhapola)

* [allow zero values in remove_trend](https://github.com/parashardhapola/scarf/commit/60e04f120afa36e9fc1b49343c7c81f02ce95753) [parashardhapola](https://github.com/parashardhapola/scarf/commits?author=parashardhapola)

**Full Changelog**: https://github.com/parashardhapola/scarf/compare/0.28.7...0.28.8

What's Changed
* [exposed feat_key in find_markers_by_rank and find_markers_by_regression](https://github.com/parashardhapola/scarf/commit/e8f4482a8069b43ed0f657049e158f069efcaa82). by parashardhapola

**Full Changelog**: https://github.com/parashardhapola/scarf/compare/0.28.6...0.28.7