hammerhead: update prebuilt kernel

41f1b02 msm: kgsl: Remove idle interrupt
c451ef6 msm: kgsl: Remove now uneeded GPU event code
a4236cc msm: kgsl: Take the device mutex earlier when sending cmds to GPU

b/10908929 - (speculative fix) APR: kernel BUG at drivers/gpu/msm/kgsl_pwrctrl.c
Signed-off-by: Iliyan Malchev <malchev@google.com>

Change-Id: Ib07531ecd74cb2f66ec22187c8559ca78a8fdc50
diff --git a/vmlinux.bz2 b/vmlinux.bz2
index d900214..03f2a33 100644
--- a/vmlinux.bz2
+++ b/vmlinux.bz2
Binary files differ
diff --git a/zImage-dtb b/zImage-dtb
index f06d443..d8b4dc0 100644
--- a/zImage-dtb
+++ b/zImage-dtb
Binary files differ