(trying to) Fix auto-labeling

[anawishnoff]

Problem

Describe the purpose of this change. What problem is being solved and why?
As we see in #59, auto-labeling isnt working - probably because the workflow file was not defined as yaml, so updating that

Solution

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Type of Change

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires a documentation update
• Infrastructure change (CI configs, etc)
• Non-code change (docs, etc)
• None of the above: (explain here)

Test Plan

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