fix(sheet): get unhidden sheets

[Dushusir]

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[bot]]

Codecov Report

Attention: Patch coverage is 0% with 4 lines in your changes missing coverage. Please review.

Project coverage is 26.94%. Comparing base (d2d213d) to head (dea5b8a). Report is 1 commits behind head on dev.

Files	Patch %	Lines
packages/core/src/sheets/workbook.ts	0.00%	4 Missing :warning:

Additional details and impacted files

```diff @@ Coverage Diff @@ ## dev #2616 +/- ## ======================================= Coverage 26.94% 26.94% ======================================= Files 1691 1691 Lines 85239 85230 -9 Branches 17729 17725 -4 ======================================= - Hits 22968 22966 -2 + Misses 62271 62264 -7 ```

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[github-actions[bot]]

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