Only include workflow runs on default branch

[joverlee521]

Description of proposed changes

This is my work-around to resolve #8 since I don't understand what's going on under the hood in steampipe and why the subquery filter is not executed.

Checklist

• Checks pass

[joverlee521]

The CI artifact from yesterday's run isn't showing up (we probably hit a limit for artifacts with a run every 5 minutes), so I retriggered the CI workflow.

[joverlee521]

Leaving the CI artifact's pathogen-workflows.json here for any future inspection.

Download and locally generate the status page within the repo directory with:

mv ~/Downloads/pathogen-workflows.json build/
make

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Comparing the dengue workflow runs on the status page

From this PR, it only includes the two runs since the PR for the dengue workflow was merged:

Current status page includes all previous testing runs of the workflow:

[joverlee521]

I think reasonable for the status page to only show the default branch runs and I think this was always the intention?
Maybe future work can create a separate page or filter for non-default branch runs.

Merging pre-review to improve UX for myself, but welcome to any post-merge feedback!