Fix typo in connections.c

src/connection.c

@@ -327,7 +327,7 @@ void connection_state_machine(server *srv, connection *con) {
 				if (CORE_OPTION(CORE_OPTION_DEBUG_REQUEST_HANDLING)) {
 					TRACE(srv, "%s", "send 100 Continue");
 				}
-				chunkqueue_append_mem(cq->raw_out, CONST_STR_LEN("HTTP/1.1 100 Continue\r\n\r\n"));
+				chunkqueue_append_mem(con->raw_out, CONST_STR_LEN("HTTP/1.1 100 Continue\r\n\r\n"));
 				con->expect_100_cont = FALSE;
 				ev_io_add_events(srv->loop, &con->sock.watcher, EV_WRITE);
 			}