Fix the state cannot transition to DOZE while room is dark.

When AOD is on and the device goes from SCREEN_ON to SCREEN_OFF
in a dark room, the doze state is DOZE_AOD. Due to DozeDockHandler
receives STATE_DOCKED_HIDE but the state is not PLUSING, the screen
does not hide.

Bug: 127737347
Test: atest SystemUITests:DozeDockHandlerTest
Test: Manual
Change-Id: Icaebbdf843de61ef0026e8d3d5dca47bfc2f89eb