hikey960: Update ptable to use super instead of system label am: ff6455e7af am: a4959d9c61 am: 71949d8873 am: 395fd9b240

Original change: https://android-review.googlesource.com/c/device/linaro/hikey/+/1549017

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: Ib58a6fe80b4ae43b2ed07465c264854e28c07482