Merge pull request matplotlib#28572 from meeseeksmachine/auto-backport-of-pr-28571-on-v3.9.x

Backport PR matplotlib#28571 on branch v3.9.x (DOC: Add version directive to hatch parameter in stackplot)

Author: timhoffm

lib/matplotlib/stackplot.py

@@ -64,6 +64,9 @@ def stackplot(axes, x, *args,
         of provided *y*, in which case the styles will repeat from the
         beginning.
 
+        .. versionadded:: 3.9
+           Support for list input
+
     data : indexable object, optional
         DATA_PARAMETER_PLACEHOLDER