hammerhead: update prebuilt kernel

4b03196 msm8974_pwm_vibrator: Improve the haptic response
618fae7 arm/dt: hammerhead: Set the warm-up delay to 25ms

Bug: 9863537
Change-Id: I40ff30e1840cc0a2b6649d024e2b9aaf43ac543b
diff --git a/vmlinux b/vmlinux
index 0334371..7b24dbe 100644
--- a/vmlinux
+++ b/vmlinux
Binary files differ
diff --git a/zImage-dtb b/zImage-dtb
index 91ee361..948ee6e 100644
--- a/zImage-dtb
+++ b/zImage-dtb
Binary files differ