Refactored method call

src/main/java/no/ntnu/idatt1002/demo/controller/IncomeExpenseController.java

@@ -603,7 +603,7 @@ public class IncomeExpenseController extends FinanceController {
         saveDisposableIncomeToFile();
       } else if (event.getSource() == returnBtn) {
         loader.setLocation(getClass().getResource("/view/FirstMenu.fxml"));
-        FileHandlingBudgetArchive.deleteBudgetDirectory("budgets/" + FileHandlingSelectedBudget
+        FileHandlingSelectedBudget.deleteBudgetDirectory("budgets/" + FileHandlingSelectedBudget
             .readSelectedBudget("budgets/SelectedBudget"));
         FileHandlingSelectedBudget.clearSelectedBudget("budgets/SelectedBudget");
       }