修复退款理由的bug

src/views/tool/order/index.vue

@@ -198,8 +198,8 @@ export default {
                 confirmButtonText: "确定",
                 cancelButtonText: "取消",
                 type: "warning",
-                inputPattern: /\S/g,
-          inputErrorMessage: '不能为空'
+                inputPattern: /[\u4E00-\u9FA5]/,
+          inputErrorMessage: '至少输入一个中文'
             }).then(function (obj) {
                 return refundOrder(outTradeNo,{
                     reason:obj.value