Make libgsi vendor_ramdisk_available. am: e4358273bd am: 162c21ae65 am: 1153484434 am: 810b7b11f1

Original change: https://android-review.googlesource.com/c/platform/system/gsid/+/1776723

Change-Id: I05825b110ef6764b618ab5bafe32fd86cf229687