bullhead: update prebuilt kernel [ DO NOT MERGE ]
am: 67ee10ddbc  -s ours

Change-Id: Idff216fd6a94c9b4799b483ec2cf8095a1f91f97
tree: 6a1c9a692bc56957bd6b5f0c717d0b3945ba0c86
  1. Image.gz-dtb