clang-format: update to latest from docs repo

This is from openbmc/docs/style/cpp/.clang-format

Other OpenBMC repos are doing the same.

Tested: Built and validator passed.
Change-Id: Ief26c755c9ce012823e16a506342b0547a53517a
Signed-off-by: Gunnar Mills <gmills@us.ibm.com>
diff --git a/include/dbus_utility.hpp b/include/dbus_utility.hpp
index ddf1e61..e1360f7 100644
--- a/include/dbus_utility.hpp
+++ b/include/dbus_utility.hpp
@@ -15,9 +15,10 @@
  */
 #pragma once
 
-#include <regex>
 #include <sdbusplus/message.hpp>
 
+#include <regex>
+
 namespace dbus
 {