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/src/webassets_test.cpp b/src/webassets_test.cpp
index 4f010a6..48dc398 100644
--- a/src/webassets_test.cpp
+++ b/src/webassets_test.cpp
@@ -3,9 +3,10 @@
 #include <boost/algorithm/string/predicate.hpp>
 #include <boost/lexical_cast.hpp>
 #include <gzip_helper.hpp>
-#include <sstream>
 #include <webassets.hpp>
 
+#include <sstream>
+
 #include "gtest/gtest.h"
 #include <gmock/gmock.h>