fix(sheet): line default error

[DR-Univer]

Pull Request Checklist

• Related tickets or issues have been linked in the PR description (or missing issue).
• Naming convention is followed (do please check it especially when you created new plugins, commands and resources).
• Unit tests have been added for the changes (if applicable).
• Breaking changes have been documented (or no breaking changes introduced in this PR).

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 3 lines in your changes missing coverage. Please review.

Project coverage is 26.99%. Comparing base (31c7dbf) to head (85facd5).

Files	Patch %	Lines
...gine-render/src/components/docs/extensions/line.ts	0.00%	3 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##              dev    #2641      +/-   ##
==========================================
- Coverage   27.00%   26.99%   -0.01%     
==========================================
  Files        1694     1694              
  Lines       85221    85223       +2     
  Branches    17764    17765       +1     
==========================================
  Hits        23010    23010              
- Misses      62211    62213       +2     

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[github-actions]

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