Merge "Add satellite modem busy error code." into udc-dev am: 95977e06 am: ea9eab0d am: fce2adff am: 6984468b

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22612534



Change-Id: I4d61345b7cf723703de8e5e1c0173b502dfcee41
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>