runningbuild.py: fix goggle ui

runningbuild.py: fix goggle ui

* goggle ui actually fails with :
Traceback (most recent call last):
  File ".../bitbake/lib/bb/ui/goggle.py", line 35, in event_handle_idle_func
    build.handle_event (event, pbar)
  File ".../bitbake/lib/bb/ui/crumbs/runningbuild.py", line 234, in handle_event
    pbar.update(0, None, bb.event.getName(event))
TypeError: update() takes exactly 3 arguments (4 given)

(Bitbake rev: 815c113120b73331ecf32d6f57bc034f379bed43)

Signed-off-by: Eric Bénard <eric@eukrea.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>