marlin: update kernel prebuilt

ccf62f0f970a hrtimer: Reset hrtimer cpu base proper on CPU hotplug
9af6106de489 USB: fix buffer overflows with parsing CDC headers
396fb666f296 ANDROID: clock_gettime(CLOCK_BOOTTIME,) slows down >20x

Linux version 3.18.70-gccf62f0f970a (android-
    build@wprc4.hot.corp.google.com) (gcc version 4.9.x 20150123
    (prerelease) (GCC) ) #1 SMP PREEMPT Thu Feb 1 09:37:29 UTC 2018

Bug: 68215311
Bug: 69052594
Bug: 72406285
Change-Id: I81dfc7c5d185edc5141bebf8642e3adc6d9e03d5
Source-Branch: android-msm-marlin-3.18
Signed-off-by: Siqi Lin <siqilin@google.com>
diff --git a/Image.gz-dtb.kasan b/Image.gz-dtb.kasan
index 2fcad32..9487c65 100644
--- a/Image.gz-dtb.kasan
+++ b/Image.gz-dtb.kasan
Binary files differ
diff --git a/Image.lz4-dtb b/Image.lz4-dtb
index 4749253..d34c5dd 100644
--- a/Image.lz4-dtb
+++ b/Image.lz4-dtb
Binary files differ