build: suppress CryptoPP warnings

Change-Id: I52e93fb18c42cf72d73c4477dc4a8093a5221215
diff --git a/src/security/validator.cpp b/src/security/validator.cpp
index be166e5..f1d8035 100644
--- a/src/security/validator.cpp
+++ b/src/security/validator.cpp
@@ -12,9 +12,7 @@
 #include "../util/logging.hpp"
 #include "../util/crypto.hpp"
 
-#include <cryptopp/rsa.h>
-#include <cryptopp/files.h>
-#include <cryptopp/hex.h>
+#include "cryptopp.hpp"
 
 
 using namespace std;