Revert "Per-display group PowerManager APIs by default"

Revert submission 29187267-pm-apis

Reason for revert: Droidmonitor created revert due to b/371607402. Will be verifying through ABTD before submission.

Reverted changes: /q/submissionid:29187267-pm-apis

Change-Id: I6c82cd4acfeedfbcd4e9fba1dc031aa9dc9b988a
7 files changed