That is not possible. Since the result is html, you could remove it aftwerwards (manually or somehow automated).
Unfortunately you can’t change the way the export feature works in Studio Pro. However one of my colleagues recently realised a version of this export feature using the Model SDK.
So using this script you could alter it to not include the things you don’t want.
Afaik there is no such option.
You could post the idea in the “ideas” section and see if it gets picked up.