am 7ee7344e: (-s ours) am 021ced92: am 907e893d: (-s ours) hammerhead: update prebuilt kernel

* commit '7ee7344e0c5410e2ced6e6da1e0087e3cb74aa29':
tree: b74aa191ac219c45a56f93a9e56a4d76bd396e4f
  1. zImage-dtb