update changelog

changelog

@@ -313,6 +313,8 @@ Version 1.13.0-dev:
      considered premature now, please see github PR discussion for more info)
    * Fix bug #22465: Minimap not redrawn after turn dialog.
    * Fix bug #22306: move_unit moves a unit even when it shouldn't
+   * Fix minor bug where toggling accelerated speed caused two lines of print messages to display
+     on top of one another. Reported here: http://forums.wesnoth.org/viewtopic.php?f=5&t=40745
 
 Version 1.11.11:
  * Add-ons server: