Internalize setPackageStoppedState() call.

Several places across the OS internals were invoking this method
via AppGlobals, which is a poor strategy for testing.  Moving the
call to PackageManagerInternal supports easier mocking.

Bug: 243656033
Test: atest CtsContentTestCases:BroadcastReceiverTest
Test: atest FrameworksMockingServicesTests:BroadcastQueueTest
Change-Id: Ie29f60ac379eac8137af1301ac5cded4c9f37fc8