Force update uid state when pending uid state is applied

Before the state was update lazily when someone interacted with
appopsmanager.

Since Q the the uid state might change depending on the procState
and hence we might need to trigger the opChanged callbacks when the
procState is applied.

Bug: 148180766
Test: (on master) atest CtsAppOpsTestCases:android.app.appops.cts.ForegroundModeTest
Change-Id: I99720a372db6e79eaba30e4563c09e009cffe86f
Merged-In: Id974769a4e9d89c01890b7557dd93f8444a3908f