[automerger skipped] [RESTRICT AUTOMERGE][pm] prevent system app downgrades of...

[automerger skipped] [RESTRICT AUTOMERGE][pm] prevent system app downgrades of versions lower than preload am: 0a549074 -s ours am: 6310ebe7 -s ours

am skip reason: subject contains skip directive

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/21161445



Change-Id: I869588c471fd36e0044f97b54e7d8c9d0fb68d8e
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>