Add new API to notify carrier roaming ntn mode changes.

Bug: b/332943038
Test: atest TelephonyRegistryManagerTest
Test: atest SatelliteControllerTest, atest DefaultPhoneNotifierTest,
atest TelephonyRegistryTest
Manual Test: SMS, MMS, Calls are working

Change-Id: I920d6e20d6c190e43f27a48854571ccb88cb2db5
6 files changed