forgot to update copyright to 2022, fix now

Author: EricBerendsen

src/main/java/nl/digitalekabeltelevisie/gui/AboutAction.java

@@ -59,7 +59,7 @@ public void actionPerformed(final ActionEvent e) {
 		final ImageIcon icon = new ImageIcon(image);
 
 		JOptionPane.showMessageDialog(frame, "DVB Inspector Version: "+GuiUtils.getVersionString()+"\n\n"+
-				"This code is Copyright 2009,2010,2011,2012,2013,2014,2015,2016,2017,2018,2019,2020,2021 by Eric Berendsen\n(e_ber"+"endsen@digitalekabeltel"+"evisie.nl)\n\n"+
+				"This code is Copyright 2009,2010,2011,2012,2013,2014,2015,2016,2017,2018,2019,2020,2021,2022 by Eric Berendsen\n(e_ber"+"endsen@digitalekabeltel"+"evisie.nl)\n\n"+
 				"http://www.digitalekabeltelevisie.nl/dvb_inspector\n\n"+
 				"DVB Inspector is free software: you can redistribute it and/or modify \n"+
 				"it under the terms of the GNU General Public License as published by\n"+