Merge "Reland "Treat Microdroid as OS with monolithic sepolicy"" am: 448b70a268 am: dfd57251fe

Original change: https://android-review.googlesource.com/c/platform/system/core/+/2627370

Change-Id: I8b5d124fa83cefa7d81b2469ff853aa1f456349e
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>