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/toc_no_end.cpp b/vpnor/test/toc_no_end.cpp
index f9c5187..1eff2f2 100644
--- a/vpnor/test/toc_no_end.cpp
+++ b/vpnor/test/toc_no_end.cpp
@@ -2,10 +2,11 @@
 // Copyright (C) 2018 IBM Corp.
 
 #include "config.h"
-#include <assert.h>
 
 #include "vpnor/pnor_partition_table.hpp"
 
+#include <assert.h>
+
 static constexpr auto BLOCK_SIZE = 4 * 1024;
 
 int main()