Revert "Test app for call companion app" am: 456dc7619c am: d93cf54a7f

Original change: https://android-review.googlesource.com/c/platform/packages/services/Telecomm/+/1534575

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I1f3c96de396b9bfbdee7496ae8e4e6691b7f9a8a