bullhead: update prebuilt kernel

b5741a9 UPSTREAM: proc: actually make proc_fd_permission() thread-friendly
e08bea8 UPSTREAM: proc: make proc_fd_permission() thread-friendly

Bug: 26016905

Linux version 3.10.73-gb5741a9 (android-build@vpba14.mtv.corp.google.com)
(gcc version 4.9.x-google 20140827 (prerelease) (GCC) ) #1 SMP PREEMPT Thu Feb 4 17:55:34 UTC 2016

Change-Id: Ie4fc8c70e28bceeba0bd3088b6eb3f00b85b3065
Signed-off-by: Patrick Tjin <pattjin@google.com>
diff --git a/Image.gz-dtb b/Image.gz-dtb
index 7299c7f..9a13f88 100644
--- a/Image.gz-dtb
+++ b/Image.gz-dtb
Binary files differ