Transitions - Consolidate DREAMING->*

There was contention that could lead to transitions going to
LOCKSCREEN instead of OCCLUDED. For example, if a phone call
was received while DREAMING.

Fixes: 440562786
Fixes: 440406146
Test: atest FromDreamingInteractorTest
Flag: EXEMPT bugfix
Change-Id: I3e07a039228b95c44279b3afe0de3572dfd97f52