Merge "libdm: don't expect uevent for devices that have never been activated"...

Merge "libdm: don't expect uevent for devices that have never been activated" am: 684a66c8 am: 867458fa

Original change: https://android-review.googlesource.com/c/platform/system/core/+/2628999



Change-Id: Icf9cecd44f880bf8c5586f9af61089aea3b39059
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>