For Box type of widget, change the padding value to be HIG consistent,
that is an increments of 6 pixels.
(Bitbake rev: 0347e99ca5c232832f2b490584d76872c6d77311)
Signed-off-by: Dongxiao Xu <dongxiao.xu@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>