Ryan has clearly mentioned in the course and also aws website also states any pen test to/from aws resource requires approval.
Excerpts from the link above
Please complete and submit the AWS Vulnerability / Penetration Testing Request Form to request authorization for penetration testing to or originating from any AWS resources. There are several important things to note about penetration testing requests:
Permission is required for all penetration tests."
I would not trust any market place seller to assume that by buying their solution no pen test approvals are needed.
Request confirmation on the same from Ryan/Team.