Remove orphan methods in PhoneInterfaceManager

CarrierPrivilegesTracker has been the single source of truth for
carrier privileges check for all sources. The previous methods
getCarrierPrivilegeStatusFromCarrierConfigRules in PIM has
been obsoleted and becomes orphan now. It should be removed
to keep a better code health.

Bug: 224871263
Test: atest TelephonyManagerTest
Change-Id: I16cb044ed4858cf90782d1b93ac1f5048f3ad210
1 file changed