Skillet Chicken and Dumplings

Name: Skillet Chicken and Dumplings
Ingredients: 1/4 cup stone-ground cornmeal; 2 teaspoons paprika; Kosher salt and freshly ground black pepper; One 16.3-ounce tube refrigerated biscuit dough; 3 tablespoons unsalted butter; 1 large onion, diced; 1/3 cup all-purpose flour; One 32-ounce box low-sodium chicken broth; 1 rotisserie chicken, skin discarded and meat cut into large chunks (about 4 cups); 2 stalks celery, diced; 1 large carrot, diced; 1/4 cup fresh flat-leaf parsley leaves, chopped