Added the eighth Button to the GUI

src/main/java/game/StartTicTacToeGame.java

@@ -86,6 +86,12 @@ public class StartTicTacToeGame implements ActionListener{
 		button7.setBounds(200, 400, 100,100);
 		button7.addActionListener(this);
 		gui.Frame.add(button7);
+		
+		button8 = new JButton();
+		button8.setBackground(Color.white);
+		button8.setBounds(350, 400, 100,100);
+		button8.addActionListener(this);
+		gui.Frame.add(button8);
 	}