fix possible return value

gcontini

2019-12-08 73e1eb0165c983830831d84ac1b92af890db27db

 test/functional/hijiaking_test.cpp

@@ -5,7 +5,7 @@
#include <boost/test/unit_test.hpp>

#include "../../src/tools/license-generator/license-generator.h"
#include "../../src/library/api/license++.h"
#include <licensecc/licensecc.h>
#include "../../src/library/ini/SimpleIni.h"
#include "generate-license.h"