Changed prerequisites, also renamed a page

Author: dfreniche

docs/1-mongodb-atlas/15-prerequisites.mdx renamed to docs/1-mongodb-atlas/setup-lab.mdx

@@ -1,5 +1,5 @@
 {
-    "label": "Simple queries",
+    "label": "Simple pipelines",
     "position": 30,
     "link": {
         "type": "generated-index",

docs/30-simple-queries/_category_.json

@@ -9,9 +9,14 @@ import TabItem from '@theme/TabItem';
 
 |Lab goals|Learn about Aggregation Pipelines writing Aggregation Pipelines|
 |-|-|
-|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|
+|What you'll learn|What are Aggregation Pipelines |
+||How are they different from simple MongoDB queries or SQL|
+||How to use simple pipelines to get data, filter it, show the fields needed|
+||How to write more advanced pipelines, querying arrays, counting and sorting results|
+||How to do JOINs using $lookup|
+||How to group data|
+||Exporting data|
+||How to write aggregations using popular programming languages (TBD)|
 |Time to complete|90 mins|
 
 In the navigation bar and in some pages, you will notice some icons. Here is their meaning: