[CD Cursor] Add topology aware flag to WM

This CL adds topology aware InputConfig flag to the WindowManager. In
upcoming CLs this flag will be added to relevant windows to make
cross-display gestures an opt-in feature. As of now this doesn't cause
any behavior changes.

Bug: 401220484
Test: presubmit
Flag: com.android.input.flags.use_topology_aware_flag
Change-Id: I30cb26d06104c921aa2454c7db683a72b048731a