DOC Ensures that SplineTransformer passes numpydoc validation#21248

adrinjalali merged 2 commits intoscikit-learn:mainscikit-learn/scikit-learn:mainfrom

Pinky-Chaudhary:fix_numpydoc_splinetransformerPinky-Chaudhary/scikit-learn:fix_numpydoc_splinetransformerCopy head branch name to clipboard