阿里接口的PDF预览贡献

### Please make sure of the following things

- [x] I have read the [documentation](https://alist.nn.ci).
- [x] I'm sure there are no duplicate issues or discussions.
- [x] I'm sure this feature is not implemented.
- [x] I'm sure it's a reasonable and popular requirement.

### Description of the feature / 需求描述

"alicdn.js预览":"https://g.alicdn.com/teambition/pdfviewer/1.2.0/index.html?file=$e_url",

### Suggested solution / 实现思路

可以集成内置
"alicdn.js预览":"https://g.alicdn.com/teambition/pdfviewer/1.2.0/index.html?file=$e_url",

### Additional context / 附件

_No response_