Unbind CallScreeningService when timeout reached. am: d57f25311a am: aaba434a42 am: 274f26bf93 am: 84c5028eab am: f6c3269abc

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/services/Telecomm/+/27790553

Change-Id: I77a99bf77e80d4258c3ef36fe65ec5fc955c6ca3
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>