Fix /mode command unit test

Change-Id: I30be0d8d9431fbff78ed1bbc0e3e56c19899f8ec
Reviewed-on: http://gerrit.dmdirc.com/113
Reviewed-by: Gregory Holmes <greboid@dmdirc.com>
Tested-by: Gregory Holmes <greboid@dmdirc.com>

test/com/dmdirc/commandparser/commands/channel/ModeTest.java

         final InputWindow origin = mock(InputWindow.class);
 
         command.execute(origin, server, "#chan", false,
-                new CommandArguments("/mode #chan +hello -bye"));
+                new CommandArguments("/mode +hello -bye"));
 
         verify(parser).sendRawMessage("MODE #chan +hello -bye");
     }
         final InputWindow origin = mock(InputWindow.class);
 
         command.execute(origin, server, "#chan", false,
-                new CommandArguments("/mode #chan"));
+                new CommandArguments("/mode"));
 
         verify(parser).sendRawMessage("MODE #chan");
     }