Current APIs does not include subId or phoneId to locate which
carrier network reported the change. A patch based on carrier
privilege were deployed in Q to temprarily fix the issue.
However, multiple subscriptions which all have the carrier
privileges will all get notified, even only one of them
has the real change.
To throughly resolve the issue, the subscription is introduced
in the API to distinguish which network actually has the change.
Bug: 131697791
Test: atest TelephonyRegistryManagerTest CarrierServiceTest
Change-Id: Ie7ee25f53da605c15e1a9228482cc8c4e7406d2a
241b1fa964