clang-format: update to latest from docs repo

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

Signed-off-by: Andrew Geissler <geissonator@yahoo.com>
Change-Id: I5b80bb568451706afb6d268b41e1a5357a2ca6db
diff --git a/test/systemd_signal.cpp b/test/systemd_signal.cpp
index ce0a299..cd4b980 100644
--- a/test/systemd_signal.cpp
+++ b/test/systemd_signal.cpp
@@ -1,10 +1,11 @@
-#include <gtest/gtest.h>
 #include <sdbusplus/bus.hpp>
 #include <sdeventplus/event.hpp>
 #include <systemd_target_signal.hpp>
 
 #include <iostream>
 
+#include <gtest/gtest.h>
+
 // Enable debug by default for debug when needed
 bool gVerbose = true;