For the time being do not execute e2e tests which assume fixed domain
name [1] conflicting cluster's domain name. Configurability has
been implemented [2] but available only starting from k8s 1.16.
[1] https://github.com/vmware-tanzu/sonobuoy/issues/733
[2] https://github.com/kubernetes/kubernetes/pull/79284
JIRA: VAL-61
Signed-off-by: Juha Kosonen <juha.kosonen@nokia.com>
Change-Id: I9b13dc7a402b3304b2b22a33a6eb8e446d3abcc6