fix(curriculum): update workshop instructions to clarify named exports with example. (#59190)

curriculum/challenges/english/25-front-end-development/workshop-reusable-mega-navbar/6740495ba48aa94e5667b436.md

@@ -14,7 +14,15 @@ All the CSS have been provided for you so you can focus on creating the navbar.
 
 Start by defining a `Navbar` functional component that returns a pair of round parentheses. In the next step, you will start to build out the component using JSX. 
 
-Make sure to `export` the component, as it will be imported into the HTML file.
+Make sure to use a named export when exporting the component, as it will be imported into the HTML file.
+
+Here is an example of a named export:
+
+```js
+export function multiply(a, b) {
+  return a * b;
+}
+```
 
 Also, React functional components need to start with a capital letter because it is a way to differentiate from regular HTML elements.