refactor carrier resolver

1. use TelephonyManager API getCarrierPrivilegeRules
2. provide static util API to convert mccmnc, mvno_data, mvno_type to
carrier id. This will be consumed by APNSettings to handle backward
compatibility.
3. other refactor

Bug: 110559381
Test: unit test & manual test
Change-Id: If4a09552f4051ceb873814c276df43632f2dd359
Merged-in: If4a09552f4051ceb873814c276df43632f2dd359