shamu: update prebuilt kernel

5a4c616 mdss: Change kickoff timeout to 300ms

b/17265465 long delay at boot with black screen, eventually self recovered
Signed-off-by: Iliyan Malchev <malchev@google.com>

Change-Id: I85e19b652d53bbacd73a099de73989303d0af176
1 file changed
tree: 93407a5ba87540dc8a80c65e9f3fcb2dd49db35a
  1. zImage-dtb