Use groupified OCP API
Use groupified OCP API

oapi is deprecated and will be removed in OCP4

* OSBS-5497

Signed-off-by: Martin Bašti <388356a3851efe39ff0604de6d8fb2e16e10a0b7@redhat.com>

DBuildService/atomic-reactor,projectatomic/atomic-reactor,fr34k8/atomic-reactor,DBuildService/atomic-reactor,projectatomic/atomic-reactor,fr34k8/atomic-reactor