As far as I'm aware, there are already 4500+ repos which have had a low quality, single-line-change, "Improve Docs" PR opened in the past two days.
Just to pull out a few repos out for example purposes:
* 7 spam - https://github.com/seductivegeese/softi.es
* 8 spam - https://github.com/easydepot/websiteSwallower/pulls
* 8 spam - https://github.com/tokio-rs/website
* 13 spam - https://github.com/phpmyadmin/website
* 15+ spam - https://github.com/pyvec/elsa
* 15+ spam - https://github.com/justicedemocrats/candidate-website
* 15+ spam - https://github.com/Salamek/blacklist
* 20+ spam - https://github.com/openmaptiles/www.openmaptiles.org
* 25+ spam - https://github.com/blitz-js/blitzjs.com
* 60+ spam - https://github.com/EdmontonPy/edmontonpy
Heck, take look at the PRs and commit history of https://github.com/azmat21/UyghurWebsiteCrawler. It's been two days into October, and this repo has gotten 55 PRs. It hasn't ever gotten a single PR before this as far as I can tell.