fix[litemall-wx]: 分类页面的简介字段显示

litemall-wx/pages/category/category.wxml

@@ -11,7 +11,7 @@
     <view class="cate-item">
       <view class="h">
         <text class="name">{{currentCategory.name}}</text>
-        <text class="desc">{{currentCategory.frontName}}</text>
+        <text class="desc">{{currentCategory.desc}}</text>
       </view>
       <view class="b">
         <navigator class="item {{(iindex + 1) % 2 == 0 ? 'item-b' : ''}}" url="/pages/goods/goods?id={{iitem.id}}" wx:for="{{goodsList}}" wx:key="id" wx:for-item="iitem" wx:for-index="iindex">