testframework: adding few more macros for systrace c interface support

adding macros for systrace c interface support, these macros
will ease the use of interface

Change-Id: I7faae11a981b4911a205e3e535c3e010432003dc
diff --git a/inc/systracer.h b/inc/systracer.h
index 1072d1c..429a172 100644
--- a/inc/systracer.h
+++ b/inc/systracer.h
@@ -71,6 +71,8 @@
 #endif
 #define ATRACE_ENABLED() isTagEnabled(ATRACE_TAG)
 
+#define ATRACE_BEGIN traceBegin
+#define ATRACE_END traceEnd
 
 void traceBegin(uint64_t tag, const char* name);
 void traceEnd(uint64_t tag);