[fprint] Fix for fpi_im_resize (gdkpixbuf.c)

[Bastien Nocera]

On Tue, 2011-02-22 at 15:01 +0100, Sergio Cerlesi wrote:
> Hi Bastien, Daniel,
> 
> i found a lite bug on function fpi_im_resize (gdkpixbuf.c).
> 
> Instead of copy resized image into newimg, the function copy it on old
> img so, new image is empty and, in some case, it generated a
> segmentation fault error.
> 
> The attached patch fix the function.

Pushed, thanks very much!