Merge "Do not crash when duplication found in merged imsi list" am: ae267bae74 am: 0da4abe1db

Original change: https://android-review.googlesource.com/c/platform/packages/apps/Settings/+/2479336

Change-Id: Ia79b5f286b4269c38fc3a2fa990615251694a020
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>