just let zmq leak, its hanging on shutdown

Author: cleverca22

src/main.cpp

@@ -321,7 +321,7 @@ struct zmq_ctx_deleter {
     void operator()(void *zmq) const { zmq_ctx_term(zmq); }
 };
 
-using zmq_ptr = std::unique_ptr<void, zmq_ctx_deleter>;
+//using zmq_ptr = std::unique_ptr<void, zmq_ctx_deleter>;
 #endif
 
 struct tox_options_deleter {