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 am: d65601d1

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



Change-Id: Id3b06d563562f8691b0fce8387b8c2e2bdf31b8f
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>