Merge "init.rc: create /data/misc/threadnetwork folder" am: 8945a42a1e

Original change: https://android-review.googlesource.com/c/platform/system/core/+/2226357

Change-Id: I87c195c42f773692c9112692212e76eda001b9ad
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>