remove worker au reference

[kushalmalani]

Description

Describe the purpose of this pull request.
remove worker au reference since its deprecated

🎟 Issue(s)

Related #XXX

🧪 Functional Testing

List the functional testing steps to confirm this feature or fix.

📸 Screenshots

Add screenshots to illustrate the validity of these changes.

📋 Checklist

• Rebased from the main (or release if patching) branch (before testing)
• Ran make test before taking out of draft
• Ran make lint before taking out of draft
• Added/updated applicable tests
• Tested against Astro-API (if necessary).
• Tested against Houston-API and Astronomer (if necessary).
• Communicated to/tagged owners of respective clients potentially impacted by these changes.
• Updated any related documentation

[codecov]

Codecov Report

Base: 87.13% // Head: 87.13% // No change to project coverage 👍

Coverage data is based on head (79f8b7c) compared to base (9d51e9b).
Patch has no changes to coverable lines.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #866   +/-   ##
=======================================
  Coverage   87.13%   87.13%           
=======================================
  Files         103      103           
  Lines        8812     8812           
=======================================
  Hits         7678     7678           
  Misses        661      661           
  Partials      473      473           

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[jemishp]

lgtm!