1.2.2
FIX `cross_validate` with multimetric scoring returns the non-failed scorers results even if some fail (#23101)
FEA add LearningCurveDisplay to show plot learning curve (#24084)
FIX propagate configuration to workers in parallel (#25363)
FIX Add NaN handling to selection of best parameters for `HalvingGridSearchCV` (#24539)
DOC unify usage of 'w.r.t.' (#25683)