Feature: Shorten runAdAuction flow if there are no interest groups.

[amovar18]

Description

This PR aims to shorten the runAdAuction flow if there are no interest groups in interactive mode.

Relevant Technical Choices

Testing Instructions

• Clone this branch.
• In the terminal run npm i && npm run build:ext.
• Now go to example.com, open the DevTools and navigate to the PSAT.
• Switch to interactive mode.
• Now directly go to a publisher circle, you can see that runAdAuction won't proceed to loadInterestGroup and directly show showWinningAd box.

Additional Information:

Information to read for reference

Screenshot/Screencast

Screen.Recording.2025-01-30.at.16.32.17.mov

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Checklist

• I have thoroughly tested this code to the best of my abilities.
• I have reviewed the code myself before requesting a review.
  - [ ] This code is covered by unit tests to verify that it works as intended. NA
• The QA of this PR is done by a member of the QA team (to be checked by QA).

Partially addresses #857

[mohdsayed]

@amovar18 Please resolve conflicts.

[amovar18]

Conflicts have been resolved.
cc @mohdsayed