Rank task layers while screen is off and activity stopped

The task layer rank was not updated in some cases, so the
activities in the task had the state flag
ACTIVITY_STATE_FLAG_HAS_ACTIVITY_IN_VISIBLE_TASK. In that
case, the activities in the task can start activities while
screen off.

Bug: 241743884
Test: atest RootWindowContainerTest
Change-Id: I1d7af7605afb82017dced39cb6a306cfcaa78eb3