https://docs.redhat.com/en/documentation/red_hat_jboss_enterprise_application_platform/8.0/html-single/using_jboss_eap_xp_5.0/index#decorator-provisioning-layers_default contains `sso` layer among supported layers.

That is wrong and we need to remove that.
It is up to SME to determine if we can replace it with something else or just remove it.