Fix LifecycleObserver implementation in SmartAutoRotateBatterySaverController

Test: locally with flame, make RunSettingsRoboTests -j96
ROBOTEST_FILTER=SmartAutoRotateBatterySaverControllerTest,SmartAutoRotateControllerTest

Bug: 188448874
Change-Id: I30ad19da617a166989e9c93e8d2b19263d58419f
1 file changed