Azmy Rajab

Add (built-in) multi-target support

1

Hi! Thank you for providing this useful AutoML package. In several of the main tree models (e.g. XGBoost 2.0, CatBoost) the regressors support fitting against multiple targets (see [here](https://catboost.ai/en/docs/concepts/loss-functions-multiregression) and...

fix documentation of ewma_by_time

2

Thanks for the nice package. A minor ask - I was trying to follow the maths w/ [ewma_by_time](https://marcogorelli.github.io/polars-xdt-docs/api/polars_xdt.ewma_by_time.html) and noticed what I think is a minor typo: In docstring: .....