Fix burnout animation issue resulting from misunderstanding of animation frame names.

ChangeLog.rtro

@@ -3,6 +3,8 @@ Changes for top of trunk
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 2023-03-25 Daniel Hawkins
 	* food/drag_steak_cooked.rtro.111.png: Add missing face for item in base.
+	* spell/Burnout/burnout.rtro.11*.png: Actually correctly set up the frames this time.
+	    Turns out it *wasn't* one fewer frame, it just didn't skip the letter I in the image naming anymore.
 
 2023-03-23 Daniel Hawkins
 	* misc/fire.rtro.11*.png: Migrating what was burnout to a new location to match base.