Merge "hikey/hikey960: Add ro.hardware.egl=mali" into main am: a592300f60

Original change: https://android-review.googlesource.com/c/device/linaro/hikey/+/2786187

Change-Id: Ie3d8b58bcafcc7ae972de0952daac78b764abfd2
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>