Refresh carrier service state when carrier app is en/disabled

CarrierPrivilegesTracker will monitor package en/disabling
and update the carrier service accordingly. This will remove
the burden from downstream components who can reliablely
get the carrier service change through CarrierPrivilegesCallback.

Bug: 200277555
Test: atest CarrierPrivilegesTrackerTest
Change-Id: I88fc2015b32a5da9997f1c8bc0bf10a3face6fc8