update .clang-format

Added the header inclusion order to the .clang-format file generated
these changes.

Change-Id: I4f51a20f469de431ee6a5ba78e3f4da39c980fab
Signed-off-by: Patrick Venture <venture@google.com>
diff --git a/src/sdbusplus.hpp b/src/sdbusplus.hpp
index 0a8e715..96a8903 100644
--- a/src/sdbusplus.hpp
+++ b/src/sdbusplus.hpp
@@ -1,11 +1,12 @@
 #pragma once
 
+#include "data_types.hpp"
+
 #include <phosphor-logging/log.hpp>
 #include <sdbusplus/bus.hpp>
+#include <sdbusplus/bus/match.hpp>
 #include <sdbusplus/exception.hpp>
 #include <sdbusplus/message.hpp>
-#include <sdbusplus/bus/match.hpp>
-#include "data_types.hpp"
 
 struct Loop;