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 am: d392bfda am: 4e806df4

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



Change-Id: I9a23fef3d329313edcdf3c4244df7649f45ac1b1
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>