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/maemodeviceenvreader.cpp

@@ -72,7 +72,7 @@ void MaemoDeviceEnvReader::start()
 
     connect(m_connection.data(), SIGNAL(connected()), this,
         SLOT(executeRemoteCall()));
-    connect(m_connection.data(), SIGNAL(error(SshError)), this,
+    connect(m_connection.data(), SIGNAL(error(Core::SshError)), this,
         SLOT(handleConnectionFailure()));
 
     if (reuse)