让连接桩支持移动端的触摸组事件

[AmandaYi]

功能描述

发现，连接桩在移动端上（如微信浏览器又或者谷歌移动版等），拖动中没有实时轨迹【最后却能连到另一个节点的连接桩上】，分析后发现是没有移动端事件处理。比如 ， this.notifyPortEvent('node:port:mousemove', e, { x, y }) 等等几乎都是鼠标事件。

期望解决方案

在egde中增加移动端事件支持。

[x6-bot]

👋 @AmandaYi

Thanks for opening your first issue here! If you're reporting a 🐞 bug, please make sure you include steps to reproduce it.
To help make it easier for us to investigate your issue, please follow the contributing guidelines.
We get a lot of issues on this repo, so please be patient and we will get back to you as soon as we can.