weapp版本升级到1.11.7

"version": "1.11.7"

node_modules/@vant/weapp/lib/collapse-item/index.wxml

@@ -1,6 +1,6 @@
 <wxs src="../wxs/utils.wxs" module="utils" />
 
-<view class="van-collapse-item custom-class {{ index !== 0 ? 'van-hairline--top' : '' }}">
+<view class="van-collapse-item custom-class {{ index !== 0 && parentBorder ? 'van-hairline--top' : '' }}">
   <van-cell
     size="{{ size }}"
     title="{{ title }}"