Merge "Add a carrier config for WFC's carrier name override by ef_pnn" into rvc-dev am: 29db7a6a

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/11874044

Change-Id: Id3a587cd8b0ab0a2cda8d0973ae9f221c3c64094