Merge "Add init-mmd-prop.rc in case mmd is not built" into main am: 8b30d46f3a am: 8c66fc67fa

Original change: https://android-review.googlesource.com/c/platform/system/core/+/3529956

Change-Id: Ic9e738d11452eaa4f5b917fa099d1b140f883448
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>