[automerger skipped] [RESTRICT AUTOMERGE][pm] prevent system app downgrades of versions lower than preload am: aec76152d6 am: fd7e5736b8 -s ours am: 3f7bf47d69 -s ours am: ede0f44be7 -s ours am: fe07938551 -s ours

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Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/21162033

Change-Id: Ida701ca336d324a42ba9c65eafa08f24362a22c4
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>