fix exception during adding of deprecated services

java.lang.Error: Cannot call invokeAndWait from the event dispatcher
thread
Cannot call invokeAndWait from the event dispatcher thread
java.awt.EventQueue.invokeAndWait(EventQueue.java:1254)
java.awt.EventQueue.invokeAndWait(EventQueue.java:1247)
javax.swing.SwingUtilities.invokeAndWait(SwingUtilities.java:1346)
lcmc.utilities.Tools.invokeAndWait(Tools.java:2436)
lcmc.gui.dialog.ConfigDialog.showDialog(ConfigDialog.java:480)
lcmc.utilities.Tools.confirmDialog(Tools.java:263)
lcmc.gui.ClusterBrowser.hbDrbdConfirmDialog(ClusterBrowser.java:2129)
lcmc.gui.resources.ServicesInfo$13$10.action(ServicesInfo.java:1524)