Grilled Sausage Hoagies With Mango Salsa

Name: Grilled Sausage Hoagies With Mango Salsa
Ingredients: 2 mangoes, peeled, pitted, and cut into ½-in. cubes; 1 cup finely chopped red bell pepper; 1/4 cup finely chopped red onion; 1 jalapeño, stemmed, seeded, and finely chopped; 3 tbsp lime juice; 2 tbsp chopped fresh cilantro, plus more for topping; 1/4 tsp kosher salt; 1/4 cup mayonnaise; 2 tsp sriracha; Canola oil, for grill; 4 4-to-5-oz. sausages (such as Italian sausage, bratwurst, chicken sausage, or vegan sausage); 4 hoagie rolls, hinge-split