Remove usage of AutoFixWorker

What does this MR do and why?

Remove code related to usage of AutoFixWorker. The worker is behind the feature flag that was never used. We can't remove the worker immediately based on our guidelines.

The worker will be removed with #439352 (closed)

Part of removal of the feature that was never enabled.

Issue: #435432 (closed)

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Related to #435432 (closed)