Fix bug in IteratedGame.finished()

The inequality was backwards.

Author: JJ-Atkinson

src/main/java/com/nmerrill/kothcomm/game/games/IteratedGame.java

@@ -23,6 +23,6 @@ protected void step() {
 
     @Override
     public boolean finished() {
-        return iterations >= 0;
+        return iterations <= 0;
     }
 }