[Feature]: Display Patina Test results in Patina QEMU PR Validation comments

Feature Overview

After #100 is implemented, we would still want to make Patina Test failures brought to the attention of Pull Request stakeholders in the patina repo.

Solution Overview

This issue tracks updating the Patina QEMU PR Validation worfkflow comment posted to include any Patina Test failures and either parse and show a formatted summary of failures like a markdown table or simply like to the test JSON file.

Alternatives Considered

No response

Urgency

Low

Are you going to implement the feature request?

I will implement the feature

Do you need maintainer feedback?

No maintainer feedback needed

Anything else?

No response