Update .clang-format to latest version from docs

Signed-off-by: Brandon Wyman <bjwyman@gmail.com>
Change-Id: Ie6e7f43e7554429704dca86b21320c90aed18791
diff --git a/pmbus.cpp b/pmbus.cpp
index b0de16d..5c16624 100644
--- a/pmbus.cpp
+++ b/pmbus.cpp
@@ -15,13 +15,14 @@
  */
 #include "pmbus.hpp"
 
-#include <filesystem>
-#include <fstream>
 #include <phosphor-logging/elog-errors.hpp>
 #include <phosphor-logging/elog.hpp>
 #include <xyz/openbmc_project/Common/Device/error.hpp>
 #include <xyz/openbmc_project/Common/error.hpp>
 
+#include <filesystem>
+#include <fstream>
+
 namespace phosphor
 {
 namespace pmbus