updated file name, output format changes, links updated

Author: NalinDalal

src/content/tutorials/en/getting-started-with-nodejs.mdx.todo renamed to src/content/tutorials/en/getting-started-with-nodejs.mdx

@@ -7,7 +7,7 @@ featuredImage: ../images/featured/node.png
 featuredImageAlt: A p5.js logo with musical notes above it has arrows labeled with HTTP methods pointing to a cloud labeled “Internet”. Above the cloud is an icon that reads “http\://”. Arrows point from the cloud to a pink cube labeled “Web Server” with the Node.js logo above it.
 relatedContent:
   references:
-   - en/p5/preload
+   - en/p5/async_await
    - en/p5/loadjson
 authors:
   - Layla Quiñones
@@ -197,9 +197,8 @@ let songs;
 
 async function setup() {
   createCanvas(400, 400);
-  // Fetch the list of songs from the server
-  const response = await fetch('/songs');
-  songs = await response.json();
+  // Fetch the list of songs from the server via loadJSON
+  songs = await loadJSON('/songs');
   console.log(songs);
 }