console_test: create one VM w/o console instead of three
console_test: create one VM w/o console instead of three

The former code was starting a VM without console three times only to
check read-only facts about it. Checking these facts on a single VM is
good enough, while using less resources.

Signed-off-by: Dan Kenigsberg <184831158ae7531bcabc22617ed51e8717c81e93@redhat.com>

kubevirt/kubevirt,kubevirt/kubevirt,kubevirt/kubevirt,kubevirt/kubevirt