support deleting Brawl, Commander, and TL decks

Signed-off-by: Jamin W. Collins <jamin.collins@gmail.com>

forge-gui-desktop/src/main/java/forge/itemmanager/DeckManager.java

@@ -334,6 +334,9 @@ public final class DeckManager extends ItemManager<DeckProxy> implements IHasGam
 
         // consider using deck proxy's method to delete deck
         switch(this.gameType) {
+            case Brawl:
+            case Commander:
+            case TinyLeaders:
             case Constructed:
             case Draft:
             case Sealed: