Instant Pot Pumpkin Cheesecake

Name: Instant Pot Pumpkin Cheesecake
Ingredients: 1/4 cup pecan s or pecan pieces; 8 graham cracker sheets; 1 tablespoon brown sugar or turbinado sugar; 1 tablespoon unsalted butter , melted and cooled; 1/4 teaspoon kosher salt; 12 ounces cream cheese , at room temperature; 1/4 cup heavy cream; 1/2 cup canned pumpkin purée; 1/2 cup brown sugar or turbinado sugar; 1 tablespoon all-purpose flour; 1 teaspoon vanilla extract; 3/4 teaspoon pumpkin pie spice; 2 large eggs plus 1 egg yolk, at room temperature; 1 cup heavy cream; 1 tablespoon bourbon; 1 tablespoon powdered sugar; Sprinkling of ground cinnamon; 2 tablespoons chopped toasted pecans