SSH: Fix SshConnection::error signal connections.

I recently changed the signal argument, but forgot to update
some of the points of use.

Reviewed-by: kh1

src/plugins/qt4projectmanager/qt-maemo/maemosettingswidget.cpp

@@ -361,7 +361,7 @@ void MaemoSettingsWidget::deployKey()
     m_connection = SshConnection::create();
     connect(m_connection.data(), SIGNAL(connected()), this,
         SLOT(handleConnected()));
-    connect(m_connection.data(), SIGNAL(error(SshError)), this,
+    connect(m_connection.data(), SIGNAL(error(Core::SshError)), this,
         SLOT(handleConnectionFailure()));
     m_connection->connectToHost(currentConfig().server);
 }