DataNetwork: replace deprecated carrier privileges listener with public

API

This CL updates DataNetwork to use public methods TelephonyManager#
[un]registerCarrierPrivilegesCallback to replace the deprecated
methods CarrierPrivilegesTracker#[un]registerCarrierPrivilegesListener
which will be removed soon after cleaning up all callers.

Bug: 211658797
Test: atest FrameworksTelephonyTests
Change-Id: I76f9e39b5db97538a37094f2ed1ebbbebc3d512c