[Tests] Update beIdenticalToResponse to new Nimble Predicate API.
[Tests] Update beIdenticalToResponse to new Nimble Predicate API.

justinmakaila/Moya,justinmakaila/Moya,calt/Moya,ashfurrow/Moya,Moya/Moya,Moya/Moya,calt/Moya,justinmakaila/Moya,ashfurrow/Moya,Moya/Moya,calt/Moya