Update README.md to use `projects-invent/` consistently
Before commit 8e6cfe39, all three references were for projects/
,
two got changed to projects-invent/
. I believe the intent was
to change all three.
Before commit 8e6cfe39, all three references were for projects/
,
two got changed to projects-invent/
. I believe the intent was
to change all three.