[release-1.18] Remove community AKS marketplace extension from e2e tests because no longer valid

[k8s-infra-cherrypick-robot]

This is an automated cherry-pick of #5639

/assign alimaazamat

Remove community AKS marketplace extension from e2e tests because no longer valid

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 52.37%. Comparing base (916e9e2) to head (37d3b0e).
Report is 3 commits behind head on release-1.18.

Additional details and impacted files

@@              Coverage Diff              @@
##           release-1.18    #5648   +/-   ##
=============================================
  Coverage         52.37%   52.37%           
=============================================
  Files               272      272           
  Lines             29355    29355           
=============================================
  Hits              15374    15374           
  Misses            13180    13180           
  Partials            801      801           

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[willie-yao]

/lgtm
/approve

[k8s-ci-robot]

LGTM label has been added.

Git tree hash: 44b50558dba7195a465b3f9d55bea818e5dffd54

[k8s-ci-robot]

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