hikey960: Make sure we load the system_heap.ko early am: 4ab665ef89 am: af485637e2

Original change: https://android-review.googlesource.com/c/device/linaro/hikey/+/1543710

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I203d15ff73a4917fe3728bc94f356263a78dfc46