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_oob.cpp b/vpnor/test/create_read_window_oob.cpp
index 445b0a1..2b8fe6d 100644
--- a/vpnor/test/create_read_window_oob.cpp
+++ b/vpnor/test/create_read_window_oob.cpp
@@ -1,10 +1,11 @@
 // SPDX-License-Identifier: Apache-2.0
 // Copyright (C) 2018 IBM Corp.
 
+#include "config.h"
+
 #include <assert.h>
 #include <string.h>
 
-#include "config.h"
 #include "vpnor/mboxd_pnor_partition_table.h"
 
 extern "C" {
@@ -41,7 +42,7 @@
 {
     namespace test = openpower::virtual_pnor::test;
 
-    struct mbox_context *ctx;
+    struct mbox_context* ctx;
     int rc;
 
     system_set_reserved_size(MEM_SIZE);