A 35-year-old from Seaside Heights admitted he stabbed another man in the parking lot of a ShopRite in Brick in 2021. Originally charged with attempted murder, Michael Stallworth on Monday pleaded guilty to aggravated assault, the Ocean County Prosecutor’s Office said Wednesday. Prosecutors will ask a judge to sentence Stallworth to seven years in state prison at a hearing scheduled for Feb. 24. He had been held at the Ocean County jail since he surrendered on Aug. 29, 2021, about a month after the stabbing in the parking lot off Route 70. Authorities had issued a warrant for Stallworth’s arre…