Fix length limit of waiting cargo amount cond order text input

src/order_gui.cpp

@@ -2182,7 +2182,7 @@ public:
 				if (order->GetConditionVariable() == OCV_CARGO_WAITING_AMOUNT) value = ConvertCargoQuantityToDisplayQuantity(order->GetConditionValue(), value);
 				this->query_text_widget = widget;
 				SetDParam(0, value);
-				ShowQueryString(STR_JUST_INT, STR_ORDER_CONDITIONAL_VALUE_CAPT, 5, this, CS_NUMERAL, QSF_NONE);
+				ShowQueryString(STR_JUST_INT, STR_ORDER_CONDITIONAL_VALUE_CAPT, (order->GetConditionVariable() == OCV_CARGO_WAITING_AMOUNT) ? 12 : 6, this, CS_NUMERAL, QSF_NONE);
 				break;
 			}