[automerger skipped] [RESTRICT AUTOMERGE][pm] prevent system app downgrades of versions lower than preload am: cc9d386708 am: f52fd5cca5 -s ours am: ab61b460f9 -s ours am: 1a9c7e6e74 -s ours am: 4b1ab4ba85 -s ours

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Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/21160027

Change-Id: I97efde654050a9ab96e3899962a6b0732808e79b
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>