Fix: `Debug.LogError` annotation point not parsed correctly

[12joan]

Changes

Correctly parse the annotation point for stack traces created by Debug.LogError.

Related Issues

Fixes #278

Successfully Failed Workflow Run Link

Note that the RuntimeUtils.cs:580 annotation (Debug.LogError) and the TestHelpers.cs:130 annotation (Assert.Fail) are both reported correctly.

https://github.com/anderbellstudios/pop-pixie/actions/runs/10002797271/job/27648683312#step:4:21445

Checklist

• [x] Read the contribution guide and accept the code of conduct
• [X] Docs (If new inputs or outputs have been added or changes to behavior that should be documented. Please make a PR in the documentation repo)
• [X] Readme (updated or not needed)
• [X] Tests (added, updated or not needed)

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