Add metadata to test and test group exports

Problem/Motivation

Currently, the YAML file exports of the tests and test groups do not record information on the modules and their versions that are necessary/verified with.

Required by
#3541319: Create workflow for AI Agent testing to be run on an external website.
#3541320: How should modules create their own tests?
#3541319: Create workflow for AI Agent testing to be run on an external website.

Proposed resolution

Remaining tasks

User interface changes

API changes

Data model changes