refactoring: printArrayList() in Shop.java

src/main/java/org/bitbiome/shop/Shop.java

@@ -58,8 +58,10 @@ public class Shop {
     private void printArrayList(ArrayList<Item> arrayList){
         System.out.println("");
         for(int i = 0; i < arrayList.size(); i++){
+            if(arrayList.get(i).getAmount() != 0) {
                 System.out.println(arrayList.get(i).getName() + " | Anzahl: " + arrayList.get(i).getAmount() + " | Kosten: " + arrayList.get(i).getGold());
             }
+        }
         System.out.println("");
     }
 }