Add new attr IsFrameRatePowerSavingsBalanced to allow opt out dVRR feature.

Add new attr IsFrameRatePowerSavingsBalanced to allow opt out dVRR feature.

Bug: 324119782
API-Coverage-Bug: 324289198
Test: atest PhoneWindowTest
Change-Id: I107baf4cdb8cc1b33f897f1d24396954b3600297
10 files changed