File _servicedata of Package longhorn-instance-manager

<servicedata>
<service name="tar_scm">
                <param name="url">https://github.com/longhorn/longhorn-instance-manager.git</param>
              <param name="changesrevision">b228e39cae3a4505e27ded0a7ccf1faebc566daa</param></service></servicedata>