https://developers.weixin.qq.com/miniprogram/dev/framework/user-privacy/PrivacyAuthorize.html

wx.getPrivacySetting接口needAuthorization一直返回false，privacyContractName字段未返回。

调用wx.getSetting方法，返回结果是：

 {scope.address: true, 

  scope.invoice: true,

  scope.invoiceTitle: true, 

  scope.userInfo: true

}