shamu: update prebuilt kernel [ DO NOT MERGE ] am: 12232bcde7 am: b1677b2cf4 am: 28b951ea58  -s ours
am: df115022f5

Change-Id: Ie47cb04bdf995558360305a075fa26b20ff1c3df
tree: af4ec1c6e324ab3e618f8b27a47c74efd2962058
  1. zImage-dtb