Fix PMSTest for power group doze/sleep.

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

Bug: 417517397
Test: presubmit
Flag: android.companion.virtualdevice.flags.virtual_power_group_sleep_no_doze
Change-Id: I3f09951f67110571185340552e990caf7d4f2bb9