DOC Indicate uninstalling scikit-learn before installing nightly build (#24980)
DOC Indicate uninstalling scikit-learn before installing nightly build (#24980)

Co-authored-by: Tim Head <e3b73ad477af74e5d71307015067c6764cb1bbab@gmail.com>
Co-authored-by: Jérémie du Boisberranger <ff8b1d9a6fdac3a468cd870434fc13a05213dfff@users.noreply.github.com>
Co-authored-by: Jérémie du Boisberranger <34657725+ff8b1d9a6fdac3a468cd870434fc13a05213dfff@users.noreply.github.com>
scikit-learn/scikit-learn,scikit-learn/scikit-learn,scikit-learn/scikit-learn,scikit-learn/scikit-learn