Merge "Prevent non-emergency calls for secondary users." into udc-dev am: 9493755de0

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/services/Telecomm/+/22724788

Change-Id: I464d529654fd6ce8b690d753239e0f7f50fa20c2
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>