flounder: update kernel prebuilt (Sep MR2) (DO NOT MERGE) am: 61a74bfa4f  -s ours am: e327abc3c6 am: 0f5ff2e504  -s ours
am: 62259caa60

Change-Id: I1ad1e5ef38727718d156a259123fdcd5c8aa64bf
tree: dbaf58f518245a522f9be96260d5c9491bbff412
  1. Image.gz-dtb