Fix TestTreeRpc unit tests where JSON ordering is in-determinant.
Fix TestTreeRpc unit tests where JSON ordering is in-determinant.

Signed-off-by: Chris Larsen <83037b211e1d109d6858769a113e269c3139ffd3@euphoriaaudio.com>

OpenTSDB/opentsdb,ShefronYudy/opentsdb,OpenTSDB/opentsdb,andyflury/opentsdb,johann8384/opentsdb,eswdd/opentsdb,OpenTSDB/opentsdb,MadDogTechnology/opentsdb,alienth/opentsdb,MadDogTechnology/opentsdb,eswdd/opentsdb,johann8384/opentsdb,alienth/opentsdb,ShefronYudy/opentsdb,MadDogTechnology/opentsdb,andyflury/opentsdb