Make multicluster CRD waits resilient

[kahirokunn]

kubectl wait --for=condition=Established can exit immediately when it sees the initial null conditions value. Polling the condition list avoids that race while keeping the existing timeout.

Release Note

NONE

[knative-prow]

Skipping CI for Draft Pull Request.
If you want CI signal for your change, please convert it to an actual PR.
You can still manually trigger a test run with /test all

[knative-prow]

[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by: kahirokunn
Once this PR has been reviewed and has the lgtm label, please assign houshengbo for approval. For more information see the Code Review Process.

The full list of commands accepted by this bot can be found here.

Details

Needs approval from an approver in each of these files:

• OWNERS

Approvers can indicate their approval by writing /approve in a comment
Approvers can cancel approval by writing /approve cancel in a comment

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 63.89%. Comparing base (8f00498) to head (e2b1551).

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #2338   +/-   ##
=======================================
  Coverage   63.89%   63.89%           
=======================================
  Files          55       55           
  Lines        2479     2479           
=======================================
  Hits         1584     1584           
  Misses        776      776           
  Partials      119      119           

☔ View full report in Codecov by Harness.
📢 Have feedback on the report? Share it here.

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.

[kahirokunn]

/ok-to-test