mako: update prebuilt kernel, DO NOT MERGE

Manually cherry-picked from:
https://googleplex-android-review.googlesource.com/#/c/327269/

b9a7335 mako: wifi: Channel blocking when mobile network is no service state.
5c0dbbe prima: Fix build for GCC 4.7
3ece897 v3.2.1.13

Change-Id: I48671a9f771bf000f920cd8dde0f69cc0bf14193
Signed-off-by: Iliyan Malchev <malchev@google.com>
diff --git a/kernel b/kernel
index 725950c..93d9074 100644
--- a/kernel
+++ b/kernel
Binary files differ