Change #include style

Header files are now always included with their path from the
project's root directory rather than the path relative to
the includer.

Change-Id: If39b8510eef8da00baf5fe88337c45dbdf8c766e
Refs: #3084
diff --git a/tests/make-interest-data.hpp b/tests/make-interest-data.hpp
index a703263..b9a9aec 100644
--- a/tests/make-interest-data.hpp
+++ b/tests/make-interest-data.hpp
@@ -22,10 +22,10 @@
 #ifndef NDN_TESTS_MAKE_INTEREST_DATA_HPP
 #define NDN_TESTS_MAKE_INTEREST_DATA_HPP
 
-#include "interest.hpp"
-#include "data.hpp"
-#include "link.hpp"
-#include "lp/nack.hpp"
+#include "ndn-cxx/data.hpp"
+#include "ndn-cxx/interest.hpp"
+#include "ndn-cxx/link.hpp"
+#include "ndn-cxx/lp/nack.hpp"
 
 namespace ndn {
 namespace tests {