clang-format: update with latest

Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
Change-Id: I329396457b83bb2eb8740629b4ac1fbe9106bced
diff --git a/extensions/openpower-pels/callouts.hpp b/extensions/openpower-pels/callouts.hpp
index 4a05306..9f929ab 100644
--- a/extensions/openpower-pels/callouts.hpp
+++ b/extensions/openpower-pels/callouts.hpp
@@ -40,8 +40,7 @@
     Callouts() :
         _subsectionID(calloutsSubsectionID), _subsectionFlags(0),
         _subsectionWordLength(1)
-    {
-    }
+    {}
 
     /**
      * @brief Constructor