Added preferred APN logic back to IA APN selection

The new logic is more align with the R behavior.

Fix: 185414667
Test: Manual
Merged-In: Ide3bda2b637f66aef6115139eeb971342dbcfaa9
Change-Id: Ide3bda2b637f66aef6115139eeb971342dbcfaa9
(cherry picked from commit 9ea5a8d8)