[automerger skipped] Add new carrier config to record the default preference setting am: 666e8b09af -s ours

am skip reason: Merged-In Idaa9cfb1739f8261e9a4697eae30b7f4e16241c7 with SHA-1 e0b54bb77f is already in history

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/2471186

Change-Id: I41802bc1c4d47e9ecf62050de11859f97c2f188f
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>