Automatic access requests sent by users without them asking for it

Issue Summary

Environment

**Standard Confluence Cloud

Steps to Reproduce

1. Invite a new user to Confluence
2. Once the user joins Confluence, a new request is sent stating:
   1. xxx wants to invite xxx, so they can both work on company.atlassian.net. You can approve access requests from your Site administration. 

Expected Results

The user should join Confluence without sending a request to join since they're invited.

Actual Results

The user is able to join Confluence but a request is sent asking for access.

Notes

Created on behalf of a customer from a Community post: https://community.atlassian.com/t5/Confluence-questions/Automatic-access-requests-sent-by-users-without-them-asking-for/qaq-p/1099147

Workaround

Nothing currently.