Filter preferapnset results to only current carrier am: 748c832f0e am: fe75f77c63 am: 5967802513 am: 25906222fa

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/providers/TelephonyProvider/+/12174981

Change-Id: I17dc8d3fb142e19398724dfb7e60b62c3bd606e7