Merge "Gracefully handle subscription id not existing case" into udc-dev am: 6181e256

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/opt/telephony/+/21914935



Change-Id: Iea1136e84fefd0c99a3c299475165f92596690eb
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>