Update home visibility status once receive close transition

Still need to update home's visibility to HomeVisibilityState, so the
HomeVisibilityState#isHomeVisible can be updated.
Defer the update visibility event for back gesture until close
transition ready.

Flag: com.android.window.flags.migrate_predictive_back_transition
Bug: 364869547
Test: atest HomeTransitionObserverTest
Test: atest TaplTestsQuickstep
Change-Id: Ib74556948422a5a064532540675cbde99a9c66bb