When you swapped springs the upper slotted Strut bolt hole probably didn't get lined up in the exact position it was before.
Once you get it aligned with the correct negative camber,it won't look to be sticking out from the fender anymore.
It has nothing to do with your spring swap.
2011 Black on Black 2SS M6
Had a 2010 IBM 2SS M6
Enjoy life.Think of all the women on the Titanic who passed up dessert.