Create a target for Arm Cortex-A55 cpu variant. am: 4c0867c466 am: 24a058de76 am: 7da2d3f13a am: aac3ad6d0d

Original change: https://android-review.googlesource.com/c/device/generic/art/+/1426691

Change-Id: If5fabd127814acaf5f7bb0b70286a9ab53d93360