Fix test/broser/RelationshipTest
Fix test/broser/RelationshipTest

It was never updated when the sink interface was moved back to putting
FObject first.

foam-framework/foam2,jacksonic/vjlofvhjfgm,jacksonic/vjlofvhjfgm,foam-framework/foam2,foam-framework/foam2,jacksonic/vjlofvhjfgm,foam-framework/foam2,foam-framework/foam2