[automerger skipped] Add ramdisk_available to init_first_stage's deps am: 88c7d5c272 -s ours am: 4ee586bd2a -s ours am: 174bb76880 -s ours

am skip reason: Merged-In I7436b8dd11ca747459d442b3d754c5367a9eb721 with SHA-1 35abebfab5 is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/external/libchrome/+/15068059

Change-Id: Id2022cda36160f10f046061311ef8e969a9d3d4a