完成简易版的充值和充值记录查询页面，简单的我的页面

miniprogram_npm/@vant/weapp/dropdown-menu/index.wxml

@@ -1,23 +0,0 @@
-<wxs src="../wxs/utils.wxs" module="utils" />
-<wxs src="./index.wxs" module="computed" />
-
-<view class="van-dropdown-menu van-dropdown-menu--top-bottom custom-class">
-  <view
-    wx:for="{{ itemListData }}"
-    wx:key="index"
-    data-index="{{ index }}"
-    class="{{ utils.bem('dropdown-menu__item', { disabled: item.disabled }) }}"
-    bind:tap="onTitleTap"
-  >
-    <view
-      class="{{ item.titleClass }} {{ utils.bem('dropdown-menu__title', { active: item.showPopup, down: item.showPopup === (direction === 'down') }) }} title-class"
-      style="{{ item.showPopup ? 'color:' + activeColor : '' }}"
-    >
-      <view class="van-ellipsis">
-        {{ computed.displayTitle(item) }}
-      </view>
-    </view>
-  </view>
-
-  <slot />
-</view>