ryu: update kernel prebuilt[ DO NOT MERGE ]
am: 6f44c5d6ca

Change-Id: I288d18b6c5ab714b7a514d3e23dbd82d4a49f7ec
tree: 4166197eebcdd4c5423b498c1a20d3d67656c0fc
  1. Image.fit
  2. push-kernel.sh