playground-ng: fix release

[xhebox]

What problem does this PR solve?

close #xxx

What is changed and how it works?

Check List

Tests

• Unit test
• Integration test
• Manual test (add detailed scripts or steps below)
• No code

Code changes

• Has exported function/method change
• Has exported variable/fields change
• Has interface methods change
• Has persistent data change

Side effects

• Possible performance regression
• Increased code complexity
• Breaking backward compatibility

Related changes

• Need to cherry-pick to the release branch
• Need to update the documentation

Release notes:

NONE

[ti-chi-bot]

[APPROVALNOTIFIER] This PR is NOT APPROVED

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[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 41.40%. Comparing base (0003eee) to head (69e31e8).
⚠️ Report is 1 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #2667      +/-   ##
==========================================
+ Coverage   37.09%   41.40%   +4.31%     
==========================================
  Files         417      417              
  Lines       45579    45579              
==========================================
+ Hits        16907    18870    +1963     
+ Misses      26432    24177    -2255     
- Partials     2240     2532     +292     

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