[XGBoost 1.6] Handle pseudo-Huber loss with slope - #380

[XGBoost 1.6] Handle pseudo-Huber loss with slope#380

chyunsu3 merged 2 commits into

dmlc:mainlinedmlc/treelite:mainlinefrom

chyunsu3:pseudo_huberchyunsu3/treelite:pseudo_huberCopy head branch name to clipboard