bullhead: update prebuilt kernel

273f9b7 usb: fusb301: set sink mode before shutdown
70a0473 bullhead/fpc: fixed issues in FPC SW15.1
e4355a9 ARM64: dts: bullhead: modify VMAX for haptic
b3f0aca spi-contexthub: increase delay to give hub a chance to come out of stop mode

Linux version 3.10.73-g273f9b7 (android-build@wpix4.hot.corp.google.com)
(gcc version 4.9.x-google 20140827 (prerelease) (GCC) ) #1 SMP PREEMPT Mon Aug 17 23:38:57 UTC 2015

Bug: 22803589
Bug: 22859376
Bug: 23038996
Change-Id: I579caf5025e2e984d063fee6bb1bf2499a41b648
Signed-off-by: Vineeta Srivastava <vsrivastava@google.com>
diff --git a/Image.gz-dtb b/Image.gz-dtb
index 612d721..1b12488 100644
--- a/Image.gz-dtb
+++ b/Image.gz-dtb
Binary files differ