Mention JWS3 Sat 5 Issues

Cloned from https://bugzilla.redhat.com/show_bug.cgi?id=1243549

"We need to call out only Sat 6 has channels with access to JWS 3.0 and point to the KB solution for info on Sat 5"

KCS is: https://access.redhat.com/solutions/1478193