Merge "Fixing issue with adding existing connections which start in a...

Merge "Fixing issue with adding existing connections which start in a conference." into sc-dev am: beb4dd05 am: 37f34f97

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/services/Telecomm/+/15113220

Change-Id: Icdcce151ab73e0f946c8b3efeb6f60a272d3da79