Add meta config to test log messages

[tomwphillips]

Resolves #10811

Problem

Structured log messages relating to tests are missing meta config from the corresponding model.

Solution

Extract the meta field in the schema generic test parser.

Checklist

• [X] I have read the contributing guide and understand what's expected of me.
• [X] I have run this code in development, and it appears to resolve the stated issue.
• [X] This PR includes tests, or tests are not required or relevant for this PR.
• [X] This PR has no interface changes (e.g., macros, CLI, logs, JSON artifacts, config files, adapter interface, etc.) or this PR has already received feedback and approval from Product or DX.
• [ ] This PR includes type annotations for new and modified functions.