Merge "Call Redirection: unbind service when onBind returns null" into rvc-dev am: 79af6fe44a am: 63f93c56b5 am: 68e95e550f

Original change: https://googleplex-android-review.googlesource.com/c/platform/cts/+/22256901

Change-Id: Ia9dd2554fe20b908c39480128e1d6f0ee83ca4d4
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>