hammerhead: update prebuilt kernel

c90894a msm: kgsl: Activate the dispatcher following a resume
1b946ca mdss: Fix writeback
9f43ca2 msm: mdss: remove cleanup done during overlay kickoff

Bug: 10459494
Change-Id: I10c26da138ab8c81c27ff6683998cbed9123ce62
diff --git a/vmlinux.bz2 b/vmlinux.bz2
index a793d40..ae68bdf 100644
--- a/vmlinux.bz2
+++ b/vmlinux.bz2
Binary files differ
diff --git a/zImage-dtb b/zImage-dtb
index e576d08..721b863 100644
--- a/zImage-dtb
+++ b/zImage-dtb
Binary files differ