Compile on newer clang

Need iomanip header for latest clang on macos

Relates-To: MINOR
Signed-off-by: Harald Fernengel <[email protected]>

Author: haraldF

olp-cpp-sdk-authentication/tests/CryptoTest.cpp

@@ -19,6 +19,7 @@
 
 #include <gtest/gtest.h>
 
+#include <iomanip>
 #include <sstream>
 
 #include <olp/authentication/Crypto.h>