shamu: update prebuilt kernel [ DO NOT MERGE ]

93b1dd1 Fix backend connection to FE upon call disconnection

Linux version 3.10.40-g93b1dd1 (android-build@vped15.mtv.corp.google.com)
(gcc version 4.8 (GCC) )
 #1 SMP PREEMPT Wed Aug 31 22:33:19 UTC 2016 ( nyc )

Bug: 29316883
Change-Id: I82dbc2f9974ff60c0f28c0d2ea307f1b6577b385
Source-Branch: android-msm-shamu-3.10-nyc
Signed-off-by: Patrick Tjin <pattjin@google.com>