Update to kernel headers v4.14.

Includes updates to all of the original/modified scsi files. Mostly comment
changes and a few defines that changed.

Test: Compiles.
Change-Id: I9c13e802c2fda76c8eb3b92dcc15baedf8fb8b99
diff --git a/original/uapi/linux/nbd-netlink.h b/original/uapi/linux/nbd-netlink.h
index 6f7ca3d..c5d0ef7 100644
--- a/original/uapi/linux/nbd-netlink.h
+++ b/original/uapi/linux/nbd-netlink.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
 /*
  * Copyright (C) 2017 Facebook.  All rights reserved.
  *