src: Small source reorganization

Change-Id: I442f3ad0392ef4220e6435fc48e6d69acbd02076
diff --git a/tests/repo-command-response.cpp b/tests/repo-command-response.cpp
index 560a76d..6192473 100644
--- a/tests/repo-command-response.cpp
+++ b/tests/repo-command-response.cpp
@@ -17,7 +17,7 @@
  * repo-ng, e.g., in COPYING.md file.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include "../helpers/repo-command-response.hpp"
+#include "repo-command-response.hpp"
 
 #include <boost/test/unit_test.hpp>