They were pushed outwards. Simple comparison between standard puma and my car (dans got another puma in his garage to compare).
Why they didnt use standard? Your guess is as good as mine. I suspect it was to fill the arches better and consequently move strut tops to correct any camber issues.
You can see it was done by pumaspeed if you look in this picture:
Note that was how it came from DJM, so it was since modified by pumaspeed as you can clearly see where DJM cut and welded on the new shell.