extra argument in xctest_run
extra argument in xctest_run

Summary: we need this temporarily even though we ignore it because it is used in the thrift version and MobileLab is sending it here https://fburl.com/ejkvfrtl. after the migration we can remove it again from both mobilelab and here

Differential Revision: D15335789

fbshipit-source-id: 1f58436cf5c3ad6b9205df3d5741949734c0fa69

facebook/FBSimulatorControl,facebook/FBSimulatorControl,facebook/FBSimulatorControl,facebook/FBSimulatorControl,facebook/FBSimulatorControl