DOC: clarify source of Cn colors#32049

sahilmathur254 wants to merge 2 commits into

matplotlib:mainmatplotlib/matplotlib:mainfrom

sahilmathur254:fix/32004-bug-set-prop-cycle-does-not-affect-csahilmathur254/matplotlib:fix/32004-bug-set-prop-cycle-does-not-affect-cCopy head branch name to clipboard