An answer, more or less Just push at await further instructions. You can’t break anything by accident, there are lots of checks for that.
The instructions are just a file that you can change with a PR, just like everything else. So I suggest that you try to get through the process (by pushing a PR) and then push suggested updates yourself. That’s how all the documentation improves (I’m just a user like most people here).
Just open the link you posted, click the edit button (the little pen) and you should be all set to edit from within your browser.