Chocolate Chip Zucchini Bread

Name: Chocolate Chip Zucchini Bread
Ingredients: Cooking spray; 1 pound (about 2 medium) zucchini; 1 2/3 cups ( 227 g ) all-purpose flour; 1 1/4 teaspoons baking powder; 3/4 teaspoon baking soda; 3/4 teaspoon ground cinnamon; 1/2 teaspoon kosher salt; 1/2 cup ( 100 g ) granulated sugar; 1/3 cup ( 70 g ) packed light brown sugar; 6 tablespoons unsalted butter , melted; 2 tablespoons neutral oil, such as canola or vegetable; 2 large eggs , room temperature; 1 teaspoon vanilla extract; 1/4 cup sour cream; 1 cup ( 195 g ) semi-sweet chocolate chips , plus more for topping