Merge "init: Avoid killing all processes during reboot if update is in...

Merge "init: Avoid killing all processes during reboot if update is in progress" am: 717ee912 am: f4e4e6e6

Original change: https://android-review.googlesource.com/c/platform/system/core/+/2373311



Change-Id: I1409215bf69e6e8a9f16b2b11794d306055961c5
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>