Update prebuilt kernel

e4aab2e get rid of ->mnt_longterm
a24df44 vfs: umount_tree() might be called on subtree that had never made it

BUG: 20426708
Change-Id: Ie265f62c88b3cd6a8c4eadaa28139fd9ca65aafa
Signed-off-by: Mohamad Ayyash <mkayyash@google.com>
diff --git a/kernel b/kernel
index 0dbba69..09fab73 100644
--- a/kernel
+++ b/kernel
Binary files differ