Wait for SCO connected signal to ring when BT is connected am: c8f6d3f208 am: 82669382a4

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/services/Telecomm/+/23794937

Change-Id: I1ee460783262df6e7e22601c524a2aa2c7a412b8
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>