Attention handler trace message refactor

Signed-off-by: austinfcui <austinfcui@gmail.com>
Change-Id: If86af8fb88b0ce15f6a626676a412a5cee88acc0
diff --git a/test/end2end/ti_handler.cpp b/test/end2end/ti_handler.cpp
index 021455e..f869c81 100644
--- a/test/end2end/ti_handler.cpp
+++ b/test/end2end/ti_handler.cpp
@@ -1,4 +1,5 @@
-#include <attn/attn_logging.hpp>
+//#include <attn/attn_logging.hpp>
+#include <util/trace.hpp>
 
 namespace attn
 {
@@ -7,7 +8,7 @@
 void tiHandler()
 {
     // trace message
-    trace<level::INFO>("TI handler");
+    trace::inf("TI handler");
 }
 
 } // namespace attn