added a method in progressbar.py that doesn't update the
percentage in the progress bar shown in hob.
the call of the method is done in builder.py.
(Bitbake rev: 7ab5775fceda1055b86bdc3313fc4bf928bf5155)
Signed-off-by: Andrei Dinu <andrei.adrianx.dinu@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>