type: use ?: instead of undefined

[thinkasany]

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🦋 Changeset detected

Latest commit: 97d45d4

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 1 package

Name	Type
@ant-design/web3	Patch

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Name	Status	Preview	Comments	Updated (UTC)
ant-design-web3	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Jan 8, 2024 2:11am

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (a39ad3e) 98.94% compared to head (97d45d4) 99.02%.
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #473      +/-   ##
==========================================
+ Coverage   98.94%   99.02%   +0.07%     
==========================================
  Files          92       92              
  Lines        4183     4184       +1     
  Branches      415      419       +4     
==========================================
+ Hits         4139     4143       +4     
+ Misses         42       38       -4     
- Partials        2        3       +1     

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