[automerger skipped] Update wallpaper packageMonitor & tryToRebind for LWP am: 2a8a2c1faa -s ours

am skip reason: Merged-In I466acd7e80dd876f29a4baa650c68e4546b312f4 with SHA-1 6365e73524 is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/24619907

Change-Id: Ia2546006fcdd8ba16e1efcfc3a67b50f84583686
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>