docs: improve explanation of why webpack is used (#8197)

Author: arechaithanya

src/content/guides/getting-started.mdx

@@ -163,7 +163,7 @@ There are problems with managing JavaScript projects this way:
 - If a dependency is missing, or included in the wrong order, the application will not function properly.
 - If a dependency is included but not used, the browser will be forced to download unnecessary code.
 
-Let's use webpack to manage these scripts instead.
+Webpack solves these issues by explicitly declaring dependencies and bundling them together. This removes reliance on global variables and ensures scripts are executed in the correct order.
 
 ## Creating a Bundle