d2att: de-unify, update fingerprint


Change-Id: I4387a799e9a9dc8546aa0a41d3366d42355f3fd2
Revert "d2att: Set correct default APN"

pta and phone apns are interchangable now.

This reverts commit 3fd82e1ef04383e0da7136a682051990d073b3ee.

Change-Id: Ib98e590e90546a3557798bc4eac78cdcc653e8bf