Enable v1beta1 APIs

[houshengbo]

No description provided.

[codecov]

Codecov Report

Merging #968 (8534f09) into main (8164968) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##             main     #968   +/-   ##
=======================================
  Coverage   83.40%   83.40%           
=======================================
  Files          41       41           
  Lines        1211     1211           
=======================================
  Hits         1010     1010           
  Misses        129      129           
  Partials       72       72           

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[maximilien]

/approve
/lgtm

[knative-prow-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: houshengbo, maximilien

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