Update to latest clang-format

Refer:https://github.com/openbmc/docs/blob/ac5d544553934f8083c61c5986a1420261bc8a4c/style/cpp/.clang-format

Signed-off-by: George Liu <liuxiwei@inspur.com>
Change-Id: I1e06864afc29ce7de463e62fa2a0eb6f70e8fd93
diff --git a/command/guid.cpp b/command/guid.cpp
index c69f825..26e73e8 100644
--- a/command/guid.cpp
+++ b/command/guid.cpp
@@ -4,6 +4,7 @@
 #include <mapper.h>
 
 #include <phosphor-logging/log.hpp>
+
 #include <sstream>
 #include <string>