SSH: Fix tunnel test.

Since we're opening the port for IPv4, we must also use an IPv4 host
address.

Change-Id: I73e009ebd6deb0bd6804cddc8c83299dbfc1b312
Reviewed-by: Christian Kandeler <christian.kandeler@digia.com>

tests/manual/ssh/tunnel/main.cpp

@@ -42,8 +42,9 @@ int main(int argc, char *argv[])
 {
     QCoreApplication app(argc, argv);
     bool parseSuccess;
-    const QSsh::SshConnectionParameters &parameters
+    QSsh::SshConnectionParameters parameters
         = ArgumentsCollector(app.arguments()).collect(parseSuccess);
+    parameters.host = QLatin1String("127.0.0.1");
     if (!parseSuccess)
         return EXIT_FAILURE;
     Tunnel tunnel(parameters);