fix: add todo comment

src/main/java/uulm/teamname/marvelous/gamelibrary/gamelogic/GameLogic.java

@@ -50,6 +50,7 @@ class GameLogic {
                         .setTargetField(data.targetField) //when this event gets handled, the character already moved to the target field
                         .setAmount(1)
                         .type(EventType.ConsumedMPEvent));
+                //TODO: execute character swap in GameLogic.executeRequest
             }
             case ExchangeInfinityStoneRequest, UseInfinityStoneRequest -> {
                 CharacterRequest data = (CharacterRequest)request;