Oauth 2.0 admin page is missing

Issue Summary

The OAuth 2.0 admin page is missing from Jira Admin -> System and from the "gg" menu.

Upgrading the Atlassian Authentication Plugin (SSO) has no effect

The problem does not exist in 8.20.17

This is reproducible on Data Center: (yes)

Steps to Reproduce

1. Install the affected version
2. Jira Admin -> System, try to find OAuth 2.0

Expected Results

OAuth 2.0 page should be available

Actual Results

OAuth 2.0 is nowhere to be found.

Application Links screen remains as the older Oauth 1.0 style and cannot be used to configure Oauth 2.0

Workaround

Currently there is no known workaround for this behavior. A workaround will be added here when available