Description of problem:

In https://docs.redhat.com/en/documentation/red_hat_developer_hub/1.3/html/authentication/assembly-auth-provider-github , the `Enabling authentication in Showcase` link is broken

Prerequisites (if any, like setup, operators/versions):

Steps to Reproduce

1. <steps>

Actual results:

Expected results:

Reproducibility (Always/Intermittent/Only Once):

Build Details:

Additional info (Such as Logs, Screenshots, etc):