Format fix, to have no errors in Travis CI

Author: Олег Переверзев

librabbitmq/amqp_socket.c

@@ -504,8 +504,9 @@ int amqp_open_socket_inner(char const *hostname, int portnumber,
   for (addr = address_list; addr; addr = addr->ai_next) {
 
     now_ns = amqp_get_monotonic_timestamp();
-    if (0 == now_ns)
+    if (0 == now_ns) {
       return AMQP_STATUS_TIMER_FAILURE;
+    }
 
     deadline_per_ip.time_point_ns = now_ns + timeout_per_ip;
     sockfd = connect_socket(addr, deadline_per_ip);