If you took part in the infamous Starkist tuna settlement, the cash and coupons are coming your way.This stems from this class action lawsuit that StarKist agreed to settle in 2015. The suit claimed StarKist was underfilling its five-ounce tuna cans by a few tenths of an ounce.The Pittsburgh-based company did not admit any wrongdoing by settling the lawsuit, but did agree to pay. Back in 2015, …