Update HISTORY.rst

Author: AJ1035951

Diff for: HISTORY.rst

@@ -4,7 +4,9 @@ History
 
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-* Allow to use more split methods for MapieRegressor (ShuffleSplit, PredefinedSplit, GroupKFold).
+* Allow to use of `y` and `groups` arguments in cross validator :method: `get_n_splits` and `split`
+  to enable more split methods for MapieRegressor (e.g. GroupKFold, stratified continuous split).
+* Allow to use more split methods for MapieRegressor (ShuffleSplit, PredefinedSplit).
 * Integrate ConformityScore into MapieTimeSeriesRegressor.
 * Add (extend) the optimal estimation strategy for the bounds of the prediction intervals for regression via ConformityScore.
 * Add new checks for metrics calculations.