Merge "Improve removing PROPERTY_IS_DOWNGRADED_CONFERENCE from connection" am: 1a5f580122

Original change: https://android-review.googlesource.com/c/platform/packages/services/Telephony/+/2171284

Change-Id: I4b9fcde5efd46e55735f21c86c92cdf4524688da
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>