Merge "Add CarrierConfig key to provide service numbers via CarrierConfig." am: 2fef8f6e9d am: ca7226c3d1 am: 598ae7c131 am: 4358d14010 am: 12fd9590f8

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/2465252

Change-Id: Ica131763307ed696b3dfaa11ed90dc0b775f17e4
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>