Update .clang-format to latest version from docs

Signed-off-by: Brandon Wyman <bjwyman@gmail.com>
Change-Id: Ie6e7f43e7554429704dca86b21320c90aed18791
diff --git a/tools/power-utils/main.cpp b/tools/power-utils/main.cpp
index 3142bc6..f93272c 100644
--- a/tools/power-utils/main.cpp
+++ b/tools/power-utils/main.cpp
@@ -17,9 +17,10 @@
 #include "version.hpp"
 
 #include <CLI/CLI.hpp>
-#include <cassert>
 #include <phosphor-logging/log.hpp>
 
+#include <cassert>
+
 using namespace phosphor::logging;
 
 int main(int argc, char** argv)