[automerger skipped] Disallow system apps to be installed/updated as instant....

[automerger skipped] Disallow system apps to be installed/updated as instant. am: 0d0f185c am: f5343e35 am: c1be019b -s ours am: 3a6449fd -s ours am: 89369e2a -s ours am: 1b12f2b4 -s ours

am skip reason: Merged-In Idd89a6dd72f0e68259095f677185f0494391025c with SHA-1 c61ee9f4 is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/25716266



Change-Id: Ic2020b92627c7a8b11993a2fb3064e0d3b23a1f3
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>