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

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



Change-Id: Iab9319caf844f7695fe2884721c3d9ef9b917b45
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>