58513 benchmark updating many child layers (cla: yes, team)

58522 Build iOS apps using Swift Packages (cla: yes, d: examples, team, tool, waiting for tree to go green)

58524 Remove outdated disable_input_output_paths from example project Podfiles (cla: yes, d: examples, team, waiting for tree to go green)

58538 Don’t elapse real time during IOSDevice.startApp tests (cla: yes, team, tool, waiting for tree to go green)

58541 Fake out DeviceManager.getDevices in test (cla: yes, team, tool, waiting for tree to go green)

58544 Use fake command in analytics test (cla: yes, team, tool, waiting for tree to go green)