updated test to use non-tree nodeHierarchy
updated test to use non-tree nodeHierarchy

assumptionsoup/pymel,david-lassonde-adsk/pymel,assumptionsoup/pymel,david-lassonde-adsk/pymel,shrtcww/pymel,shrtcww/pymel,juggernate/pymel,AtonLerin/pymel,AtonLerin/pymel,leonsooi/pymel,juggernate/pymel,leonsooi/pymel,cgrebeld/pymel