Fix StackIdentifier#shrink not consuming stacks of count 1

core/src/main/java/com/wolfyscript/utilities/bukkit/world/items/reference/StackIdentifier.java

@@ -162,7 +162,7 @@ default ItemStack shrink(ItemStack stack, int count, boolean useRemains, @Nullab
                         }
                     }
                     return originalStack;
-                }).orElse(stack));
+                }).orElse(resultStack));
     }
 
     /**