Implement `lactapp_3`

[grossir]

See parent issue

I think @flooie mentioned he had working code for this source

[Luis-manzur]

https://www.la3circuit.org/index.aspx has Cloudflare bot protection. Didn't find any way to bypass it.

[Luis-manzur]

ScrapingBee and Scrapfly are APIs specifically designed to bypass anti bot measures

@flooie