Update .clang-format to latest version from docs

Signed-off-by: Brandon Wyman <bjwyman@gmail.com>
Change-Id: Ie6e7f43e7554429704dca86b21320c90aed18791
diff --git a/power-supply/main.cpp b/power-supply/main.cpp
index ccb56e7..00dae73 100644
--- a/power-supply/main.cpp
+++ b/power-supply/main.cpp
@@ -19,10 +19,11 @@
 #include "device_monitor.hpp"
 #include "power_supply.hpp"
 
-#include <iostream>
 #include <phosphor-logging/log.hpp>
 #include <sdeventplus/event.hpp>
 
+#include <iostream>
+
 using namespace phosphor::power;
 using namespace phosphor::logging;