Fix osdeploy initialize in no-domain environment
Fix osdeploy initialize in no-domain environment

If no domain is defined, then do not try to append

xcat2/confluent,jjohnson42/confluent,jjohnson42/confluent,jjohnson42/confluent,jjohnson42/confluent,jjohnson42/confluent,xcat2/confluent,xcat2/confluent,xcat2/confluent,xcat2/confluent