Merge pull request matplotlib#25956 from peterjc/patch-1

Reverse stackplot legend to match data display

Author: timhoffm

galleries/examples/lines_bars_and_markers/stackplot_demo.py

@@ -30,7 +30,7 @@
 fig, ax = plt.subplots()
 ax.stackplot(year, population_by_continent.values(),
              labels=population_by_continent.keys(), alpha=0.8)
-ax.legend(loc='upper left')
+ax.legend(loc='upper left', reverse=True)
 ax.set_title('World population')
 ax.set_xlabel('Year')
 ax.set_ylabel('Number of people (millions)')