build: == Dependency change ==  ChronoChat now depends on ndn-cxx library

Change-Id: I25d1abe8035c34a7d34cba53960e3456d6677fdc
diff --git a/src/endorse-certificate.h b/src/endorse-certificate.h
index 82ac8ba..970b5b7 100644
--- a/src/endorse-certificate.h
+++ b/src/endorse-certificate.h
@@ -13,9 +13,7 @@
 
 #include "profile.h"
 #include <vector>
-#include <ndn-cpp-dev/security/identity-certificate.hpp>
-
-
+#include <ndn-cxx/security/identity-certificate.hpp>
 
 namespace chronos{