Merge "Explicit init .rc user." am: f0578771ea am: f90cb6315d am: 0ca68a5b05

Original change: https://android-review.googlesource.com/c/platform/system/core/+/2530202

Change-Id: I86b206cc28c154239244301341c20bfafa17a77e
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>