Replace port already used

Closes GH-4811.

Author: villfa

ext/sockets/tests/socket_import_stream-2.phpt

@@ -14,7 +14,7 @@ var_dump(socket_import_stream(1));
 var_dump(socket_import_stream(new stdclass));
 var_dump(socket_import_stream(fopen(__FILE__, "rb")));
 var_dump(socket_import_stream(socket_create(AF_INET, SOCK_DGRAM, SOL_UDP)));
-$s = stream_socket_server("udp://127.0.0.1:58392", $errno, $errstr, STREAM_SERVER_BIND);
+$s = stream_socket_server("udp://127.0.0.1:58394", $errno, $errstr, STREAM_SERVER_BIND);
 var_dump($s);
 var_dump(fclose($s));
 var_dump(socket_import_stream($s));