Adjusting URL for AWS Cloud Practitioner exam (bregman-arie#10324)

Co-authored-by: Emanuel Baptista Haine <emanuel.haine@ibm.com>

Author: emanuelhaine

certificates/aws-cloud-practitioner.md

@@ -1,6 +1,6 @@
 ## AWS - Cloud Practitioner
 
-A summary of what you need to know for the exam can be found [here](https://codingshell.com/aws-cloud-practitioner)
+A summary of what you need to know for the exam can be found [here](https://aws.amazon.com/certification/certified-cloud-practitioner/)
 
 #### Cloud 101