f2-my,支付宝小程序关闭基础库2.0(mpaas不支持)，my.createSelectorQuery({page}) 不支持。去掉page，查询不到节点信息，因为此时组件还没有创建完成，需要延迟查询

[weiminghaoo]

• I have searched the issues of this repository and believe that this is not a duplicate.

Reproduction link

https://gitee.com/antv/f2/tree/master/packages/my/examples/test

Steps to reproduce

TypeError: t.callRemote is not a function
at e.t.exec (af-appx.worker.min.js:24)
at Object.didMount (index.js:52)
at Object.config. (core.js:90)
at ve (af-appx.worker.min.js:24)
at ft (af-appx.worker.min.js:24)
at n.o.componentDidMount (af-appx.worker.min.js:24)
at Wr (af-appx.worker.min.js:24)
at Fr (af-appx.worker.min.js:24)
at jr (af-appx.worker.min.js:24)
at Nr (af-appx.worker.min.js:24)

Environment	Info
g2	4.2.3
System	-
Browser	-

[hustcc]

可以在这里提交 issue：https://github.com/antvis/f2