Don't use WINDOWING_MODE_FULLSCREEN_OR_SPLIT_SCREEN_SECONDARY

Temp. solution to get the build going. This is okay as we need to remove
this option anyways since we are now using
WindowContainerTransaction#setLaunchRoot

Bug: 185192439
Test: manual
Change-Id: I5b7fa6c9ddb57b74af4b8e0862723e1f7c4e72bd
2 files changed