Fix to jfjoch_viewer excessive printing

reader/JFJochHttpReader.cpp

@@ -125,7 +125,6 @@ std::shared_ptr<JFJochReaderImage> JFJochHttpReader::LoadImageInternal(int64_t i
 
         if (msg->msg_type != CBORImageType::IMAGE)
             return {};
-        std::cout << "Image OK" << std::endl;
 
         return std::make_shared<JFJochReaderImage>(*msg->data_message, GetStartMessage());
     } catch (std::exception &e) {