Netbeans keeps complaining about this

Change-Id: I7b91c5aa17e4675082a3ec76e1f08a0e946578c6
Reviewed-on: http://gerrit.dmdirc.com/1407
Automatic-Compile: DMDirc Local Commits <dmdirc@googlemail.com>
Reviewed-by: Chris Smith <chris@dmdirc.com>

test/com/dmdirc/addons/ui_swing/dialogs/actionsmanager/ActionsGroupPanelTest.java

@@ -46,7 +46,7 @@ public class ActionsGroupPanelTest extends UISpecTestCase {
     
     @Before
     @Override
-    public void setUp() {
+    public void setUp() throws Exception {
         super.setUp();
         
         action1 = mock(Action.class);