feat：获取充值订单

src/Logistics/Lib/LogisticsInterface.php

@@ -106,4 +106,11 @@ interface LogisticsInterface
 	 * @return mixed
 	 * @return mixed
 	 */
 	 */
 	public function cancelOrder($storeId, $orderSn, $cancelReason = '');
 	public function cancelOrder($storeId, $orderSn, $cancelReason = '');
+
+	/**
+	 * 获取充值订单
+	 * @param $orderSn
+	 * @return mixed
+	 */
+	public function getRechargeOrder($orderSn);
 }
 }
\ No newline at end of file