clang-format: Pull the format rules from the openbmc/docs repo

This makes it consistent with other openbmc projects for c++ formatting.

Tested:
    Run through the unit test suite.

Change-Id: I92030ce5b42de01360393687fb438faf26f36ac8
Signed-off-by: William A. Kennington III <wak@google.com>
diff --git a/vpnor/test/create_read_window_toc.cpp b/vpnor/test/create_read_window_toc.cpp
index 32f6523..e0a5548 100644
--- a/vpnor/test/create_read_window_toc.cpp
+++ b/vpnor/test/create_read_window_toc.cpp
@@ -1,12 +1,13 @@
 // SPDX-License-Identifier: Apache-2.0
 // Copyright (C) 2018 IBM Corp.
-#include <assert.h>
-#include <sys/mman.h>
-#include <string.h>
-
 #include "config.h"
+
 #include "vpnor/pnor_partition_table.hpp"
 
+#include <assert.h>
+#include <string.h>
+#include <sys/mman.h>
+
 extern "C" {
 #include "test/mbox.h"
 #include "test/system.h"