Merge "init.rc: create /data/misc/threadnetwork folder" am: 8945a42a1e am: 1576063f49

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

Change-Id: Ib2413e4b167822569578f8112b04a2f425c57e00
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>