[automerger skipped] Merge "DO NOT MERGE - Disallow deletion of channels with FGS notifications" into oc-mr1-dev am: 6cc887c00d -s ours am: 2bec84a794 -s ours

am skip reason: subject contains skip directive

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/13779450

Change-Id: I46867095ccca009f3dc99da1fdb50f74f7d3b7da