Update tutorial.md (#8717)

contributors.yml

@@ -45,3 +45,4 @@
 - turansky
 - underager
 - vijaypushkin
+- mfijas

docs/getting-started/tutorial.md

@@ -172,7 +172,7 @@ export default function Invoices() {
 
 Finally, let's teach React Router how to render our app at different URLs by creating our first "Route Config" inside of `main.jsx` or `index.js`.
 
-```tsx lines=[2,4-5,13-19] filename=src/main.jsx
+```tsx lines=[2,4-5,8-9,13-19] filename=src/main.jsx
 import { render } from "react-dom";
 import {
   BrowserRouter,
@@ -806,7 +806,7 @@ export function deleteInvoice(number) {
 
 Now let's add the delete button, call our new function, and navigate to the index route:
 
-```js lines=[1-2,5-6,17-26] filename=src/routes/invoice.jsx
+```js lines=[1-6,20-29] filename=src/routes/invoice.jsx
 import {
   useParams,
   useNavigate,