chore: pass the pubsub creds as string to the pubsub client opts

[NawafSwe]

PR Description:

This PR addresses a minor issue about the Pubsub creds. PubSub creds were passed as a redacted string, which was interpreted by PubSub as 'redacted.'

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 91.35%. Comparing base (cdb14b1) to head (6912d5c).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main      #11   +/-   ##
=======================================
  Coverage   91.35%   91.35%           
=======================================
  Files           7        7           
  Lines         405      405           
=======================================
  Hits          370      370           
  Misses         21       21           
  Partials       14       14           

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