[release-1.16] Fixed the CI issues for 1.16 branch

[houshengbo]

No description provided.

[knative-prow]

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This pull-request has been approved by: houshengbo

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 62.76%. Comparing base (ce79a4c) to head (7116d69).

Additional details and impacted files

@@               Coverage Diff                @@
##           release-1.16    #2019      +/-   ##
================================================
- Coverage         63.88%   62.76%   -1.12%     
================================================
  Files                54       49       -5     
  Lines              2622     2291     -331     
================================================
- Hits               1675     1438     -237     
+ Misses              830      761      -69     
+ Partials            117       92      -25     

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[knative-prow]

@houshengbo: The following tests failed, say /retest to rerun all failed tests or /retest-required to rerun all mandatory failed tests:

Test name	Commit	Details	Required	Rerun command
eventing-upgrade-tests_operator_release-1.16	7116d69	link	true	/test eventing-upgrade-tests
upgrade-tests_operator_release-1.16	7116d69	link	true	/test upgrade-tests
integration-tests_operator_release-1.16	7116d69	link	true	/test integration-tests

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