Dead link: "Suggest Edit" on home page goes to 404

[addledrabbit]

Pressing the "Suggest Edit" button at the top-right of the home page, goes to Error 404.

(https://best-practice-and-impact.github.io/qa-of-code-guidance/intro.html)

[JT-39]

I have also come across this.

I think this is an issue across the book. It looks like its because the link is to the branch master/... but this has now been renamed main/...