docs: fix prepared statements examples link (#2405)

* Update prepared-statements.mdx

the link in the page was not changed when deployed, it was still routing to localhost.
changed to github.io link, now working properly.

* Update prepared-statements.mdx

updated as per feedback

website/docs/documentation/prepared-statements.mdx

@@ -93,4 +93,4 @@ connection.execute(
 
 ## Examples
 
-For Prepared Statements examples, please see [here](http://localhost:3000/node-mysql2/docs/examples/queries/prepared-statements).
+For Prepared Statements examples, please see [here](/docs/examples/queries/prepared-statements).