Fix web_client_admin test
Fix web_client_admin test

This test was depending on the behavior of the "test" key still
existing - that is no longer the case, so the related test code
has been removed. Import behavior is more robustly tested on the
back-end.

girder/girder,adsorensen/girder,RafaelPalomar/girder,girder/girder,Kitware/girder,jbeezley/girder,jbeezley/girder,kotfic/girder,kotfic/girder,Xarthisius/girder,manthey/girder,data-exp-lab/girder,Kitware/girder,adsorensen/girder,kotfic/girder,RafaelPalomar/girder,Xarthisius/girder,data-exp-lab/girder,data-exp-lab/girder,Xarthisius/girder,RafaelPalomar/girder,kotfic/girder,jbeezley/girder,girder/girder,RafaelPalomar/girder,data-exp-lab/girder,RafaelPalomar/girder,manthey/girder,adsorensen/girder,Kitware/girder,Xarthisius/girder,Xarthisius/girder,jbeezley/girder,Kitware/girder,girder/girder,manthey/girder,kotfic/girder,data-exp-lab/girder,adsorensen/girder,adsorensen/girder,manthey/girder