ryu: update kernel prebuilt[ DO NOT MERGE ] am: 0564786d34  -s ours am: e941b35758 am: 93db24894b
am: 1d8e82668e

Change-Id: I6e908ce5ef341e2b6161c9a5ebcacac35d5d2c2e
tree: 81a83ec6c147dd6701d7e5464cbb70abd373fa1d
  1. Image.fit
  2. Image.fit.kasan
  3. push-kernel.sh