fix the drawing order of lines and markers of the Errorbar legend_handler

Author: leejjoon

Diff for: lib/matplotlib/legend_handler.py

@@ -495,8 +495,8 @@ def create_artists(self, legend, orig_handle,
         artists = []
         artists.extend(handle_barlinecols)
         artists.extend(handle_caplines)
-        artists.append(legline_marker)
         artists.append(legline)
+        artists.append(legline_marker)
 
         return artists