bullhead: update prebuilt kernel [ DO NOT MERGE ] am: fe8f686312
am: 356f47476e  -s ours

Change-Id: Idf537dbea6e135fb8bb9e458634ec2f41ec2e99a
tree: 3440299988fed57705a360a407a9b7fdc1376801
  1. Image.gz-dtb