engine: add role and action to AttachUserToVmFromPoolAndRunCommand

setActionMessageParameters wasn't called from AttachUserToVmFromPoolAndRunCommand

Change-Id: I840a6546b52bd26a6dd1b5c51470db9d48abb968
Bug-Url: https://bugzilla.redhat.com/966059
Signed-off-by: Noam Slomianko <nslomian@redhat.com>