grouper: update prebuilt kernel

0704272 signal: always clear sa_restorer on execve

Bug: 8531623

Change-Id: I051f33b259f5e1f93231d3c9d8ae5bf7dce657f9
Signed-off-by: Ed Tam <etam@google.com>
diff --git a/kernel b/kernel
index 4a4538f..36bbf64 100644
--- a/kernel
+++ b/kernel
Binary files differ