Fix for L1 norm

Fixing problems with tests

Fix for compatibility with scikit-learn 1.2.0

Oneapi plugin for XGBoost 1.5.2 can now work with scikit-learn 1.2.0

XGBoost 1.7.3 oneapi plugin

OneAPI plugin is up to date with XGBoost v1.7.3

v1.5.2_oneapi_fix1

Fixing incorrect processing of multi::softprob objective

v1.5.2_oneapi

Fixing the UB bug