am bea32d6f: (-s ours) am a5e6f8ee: (-s ours) hammerhead: update prebuilt kernel

* commit 'bea32d6f8a5086258585a722bf949a19c2197297':
tree: b74aa191ac219c45a56f93a9e56a4d76bd396e4f
  1. zImage-dtb