DOCSP-33798 update university courses (#579)

Author: jocelyn-mendez1

source/learn-more.txt

@@ -35,12 +35,12 @@ on:
   <https://university.mongodb.com/courses/M042/about>`__ in the latest
   version of MongoDB,
 
-- `Cluster administration
-  <https://university.mongodb.com/courses/M103/about>`__,
+- `MongoDB Atlas Administration 
+  <https://learn.mongodb.com/courses/mongodb-atlas-administration>`__,
 
 - `Aggregation <https://university.mongodb.com/courses/M121/about>`__,
 
-- `Performance <https://university.mongodb.com/courses/M201/about>`__,
+- `Monitoring and Insights <https://learn.mongodb.com/courses/monitoring-and-insights>`__,
   and more.
 
 Free MongoDB Cluster for Learning and Testing