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/redfish-core/lib/managers.hpp b/redfish-core/lib/managers.hpp
index 8a74ed2..756c75f 100644
--- a/redfish-core/lib/managers.hpp
+++ b/redfish-core/lib/managers.hpp
@@ -22,10 +22,11 @@
 #include <boost/algorithm/string/replace.hpp>
 #include <boost/date_time.hpp>
 #include <dbus_utility.hpp>
-#include <memory>
-#include <sstream>
 #include <utils/fw_utils.hpp>
 #include <utils/systemd_utils.hpp>
+
+#include <memory>
+#include <sstream>
 #include <variant>
 
 namespace redfish
@@ -1067,8 +1068,7 @@
     GetPIDValues(const std::shared_ptr<AsyncResp>& asyncResp) :
         asyncResp(asyncResp)
 
-    {
-    }
+    {}
 
     void run()
     {