refactor: 移除关于bigint传输的冗余注释

src/views/order/order/index-avue.vue

@@ -420,7 +420,6 @@ export default {
            background: 'rgba(0, 0, 0, 0.7)'
          })
 
-         // id 为后端 bigint，统一按字符串传输，避免精度丢失
          const payload = { id: String(row.id) }
          const response = await submitOrderToU9(payload)