Membership: Membership help link sends user to the incorrect help page

As a user, clicking on Home > Membership > Help, loads the incorrect Help page. There is a difference between 21x and 22/23x, but they are all incorrect.

21x:

URL displayed for both pages: https://qa21-mysql.nightly.sakaiproject.org/portal/help/main?help=sakai.membership

Help link takes user to Administrator Guide > User Membership > What is User Membership?

Help link should take the user to User Guide > Home > What is Membership?

22x, 23x:

URL: https://qa22-mysql.nightly.sakaiproject.org/portal/help/main?help=sakai.membership

https://trunk-mysql.nightly.sakaiproject.org/portal/help/main?help=sakai.membership

Clicking help loads the main Help page