Fix PMSTest for power group doze/sleep.

When the new flag is enabled, all non-default groups go to sleep
instead of doze

ag/33544793 didn't address all test cases.

Fix: 418125303
Test: atest PowerManagerServiceTest
Flag: android.companion.virtualdevice.flags.virtual_power_group_sleep_no_doze
Change-Id: Ia3952aff398dcd7d66f48c1f205657923f59120f