[automerger skipped] Disallow system apps to be installed/updated as instant. am: c61ee9f452 am: 20e07a2b92 -s ours am: 3d24573c54 -s ours am: 045de189ea -s ours

am skip reason: Merged-In Idd89a6dd72f0e68259095f677185f0494391025c with SHA-1 b978fdc30b is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/25715852

Change-Id: I05e464c7aaaad014e45187922a314ca5a6bc4120
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>