Istio, don't add serviceaccountdisk in e2e tests
Istio, don't add serviceaccountdisk in e2e tests

With pod.Spec.automountServiceAccountToken and pod.Spec.serviceAccountName
set automatically when sidecar.istio.io/inject annotation is added, it's
not required to add the serviceaccountdisk anymore.
sidecar.

Signed-off-by: Radim Hrazdil <5376a9dd8eff675cb48083f5561f739240d6c500@redhat.com>

stu-gott/kubevirt,stu-gott/kubevirt,stu-gott/kubevirt,kubevirt/kubevirt,kubevirt/kubevirt,kubevirt/kubevirt,kubevirt/kubevirt,stu-gott/kubevirt