zobmienet tests are not supposed to fail (#13015)

* zobmienet tests are not supposed to fail

* Update scripts/ci/gitlab/pipeline/zombienet.yml

Co-authored-by: Alexander Samusev <41779041+alvicsam@users.noreply.github.com>

Co-authored-by: Alexander Samusev <41779041+alvicsam@users.noreply.github.com>