Merge "Add satellite modem busy error code." into udc-dev am: 95977e06 am: ea9eab0d am: a4b32a0d am: e4b7ab8d

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



Change-Id: I8ae5431a119aad4f1a1486ae0f8e5760db883bde
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>