Update administration page

[Kemi-Elizabeth]

Where on docs.platform.sh should be changed?

Update the following pages with new information for users.
https://docs.upsun.com/administration/organizations.html
https://docs.platform.sh/administration/organizations.html

What exactly should be updated?

Update the following pages with new information for users.
https://docs.upsun.com/administration/organizations.html
https://docs.platform.sh/administration/organizations.html

Additional context

No response