* Moved the `pip` homepage to something that points more directly at
`pip`.
* Adds a note on `test do`. All the maintainers and the bot check the
existence of such things these days, but I guess if anyone stumbles
across the document it’s useful to say.
* GiX is formally dead, and has two blessed forks.
* Typo on contributor.
ClosesHomebrew/homebrew#35467.
Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>