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: 6bbf2df1 am: 87565077

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

Change-Id: Idf4730bf9903f4014710a32a2a326ebd0ba2c1d5