Merge "Ignore null action in AlarmManagerService$UninstallReceiver." into main am: cd682f630c am: 47f8c0dfce

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/3275932

Change-Id: If02e8746c312282acc95e5045085ba771255ec3b
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>