Add the XXXX.knative-eventing.svc as hostname

[Leo6Leo]

Describe the bug
Add the kafka-broker-ingress.knative-eventing.svc as hostname
knative-extensions/eventing-kafka-broker#3306 (comment)

[Leo6Leo]

/remove-kind bug

[Cali0707]

@Leo6Leo I think that the comment is referring to udpating the hostnames in eventing core to include the XXXX.XXXX.svc hostnames, as well as the XXXX.XXXX.svc.cluster.local hostname

[Cali0707]

/assign