Scars on your face won't stop you from finding a girlfriend if you don't let their presence also scar your attitude. Just relax, be your usual and best self, and don't worry about the scars. They are what they are, just as your hair color or eye color are what they are. Try not to concern yourself with, or be self-conscious about, your scars.
Most women don't think something that superficial is a big deal.