WHAT
A second credential request for 3scale s3 access would be required in the addon config

HOW
Add a second credential required with necessary s3 permissions to addon config targetting the redhat-rhoam-3scale namespace and service account that would be used by the system component:

• https://gitlab.cee.redhat.com/service/managed-tenants/-/blob/main/addons/rhoams/metadata/stage/addon.yaml#L278

TESTS
<List of related tests>

DONE
<bullet point items for what should be completed>