test(addon/aikefu): 修复选择消息排序框，渲染错误

src/addon/aikefu/shop/view/kefu/message.html

@@ -222,11 +222,14 @@
             </div>
             <div class="search-item">
                 <label for="sort_order">排序方式</label>
-                <select name="sort_order" id="msg_sortOrder" class="layui-select" style="width: 200px; display: inline-block; display: none;">
+                <div class="layui-input-inline" style="width: 200px;">
+                    <select name="sort_order" id="msg_sortOrder" class="layui-select">
                         <option value="desc">最新消息在前面</option>
                         <option value="asc">最新消息在后面</option>
                     </select>
                 </div>
+
+            </div>
             <div class="search-item">
                 <button type="button" class="layui-btn layui-btn-primary" id="msg_searchBtn">搜索</button>
                 <button type="button" class="layui-btn" id="msg_resetBtn">重置</button>