Change the call manager listeners to an array to enforce order where classes...

Change the call manager listeners to an array to enforce order where classes rely on the values from others. am: cba16c6f am: a8304be3

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/services/Telecomm/+/18492010



Change-Id: I34aea2f7e6b877d7da74f3d345da1d4ffc7590c1
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>