udp_set_buf: print set value anyways

It is better to display the value unconditionally (in verbose), because
even the positive feedback, that set correctly, may be useful.

src/rtp/net_udp.c

@@ -1466,7 +1466,7 @@ udp_set_buf(socket_udp *s, int sockopt, int size)
         }
 
         const bool ret = opt >= size;
-        log_msg(ret ? LOG_LEVEL_DEBUG : LOG_LEVEL_VERBOSE,
+        log_msg(LOG_LEVEL_VERBOSE,
                 "Socket %s buffer size set to %d B%srequested %d B%s\n",
                 sockopt == SO_RCVBUF ? "recv" : "send", opt,
                 ret ? " (" : ", ", size, ret ? ")" : "!");