Fixed also link in intro

Author: dfreniche

docs/intro.mdx

@@ -9,7 +9,7 @@ import TabItem from '@theme/TabItem';
 
 |Workshop goals|Learn about Aggregation Pipelines writing Aggregation Pipelines|
 |-|-|
-|Prerequisites|A MongoDB database, you can create a free forever cluster following [these instructions](/docs/category/mongodb-atlas)|
+|Prerequisites|A MongoDB database an sample data, you can create a free forever cluster following [these instructions](/docs/mongodb-atlas/prerequisites)|
 |What you'll learn|What an Aggregation Pipeline is|
 |Queries|You'll learn how to query and manipulate data using the Aggregation Pipeline|
 |Time to complete|90 mins|