Remove unused trial_args from client tests, per code review
Remove unused trial_args from client tests, per code review

jml/flocker,wallnerryan/flocker-profiles,adamtheturtle/flocker,mbrukman/flocker,mbrukman/flocker,wallnerryan/flocker-profiles,w4ngyi/flocker,adamtheturtle/flocker,mbrukman/flocker,wallnerryan/flocker-profiles,moypray/flocker,lukemarsden/flocker,achanda/flocker,Azulinho/flocker,1d4Nf6/flocker,w4ngyi/flocker,agonzalezro/flocker,agonzalezro/flocker,lukemarsden/flocker,achanda/flocker,moypray/flocker,1d4Nf6/flocker,w4ngyi/flocker,Azulinho/flocker,AndyHuu/flocker,moypray/flocker,agonzalezro/flocker,jml/flocker,hackday-profilers/flocker,1d4Nf6/flocker,lukemarsden/flocker,AndyHuu/flocker,Azulinho/flocker,jml/flocker,achanda/flocker,AndyHuu/flocker,hackday-profilers/flocker,adamtheturtle/flocker,LaynePeng/flocker,LaynePeng/flocker,hackday-profilers/flocker,LaynePeng/flocker