Remove empty code line

include/spdlog/sinks/udp_sink.h

@@ -39,7 +39,6 @@ class udp_sink : public spdlog::sinks::base_sink<Mutex>
 {
 public:
     // host can be hostname or ip address
-
     explicit udp_sink(udp_sink_config sink_config)
         : client_{sink_config.server_host, sink_config.server_port}
     {}
@@ -72,4 +71,4 @@ inline std::shared_ptr<logger> udp_logger_mt(const std::string &logger_name, sin
     return Factory::template create<sinks::udp_sink_mt>(logger_name, skin_config);
 }
 
-} // namespace spdlog
+} // namespace spdlog