fix: fix become rich text when end edit

[ybzky]

close https://github.com/dream-num/univer-pro/issues/3606

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).

[github-actions]

View Deployment

📑 Examples	📚 Storybook
🔗 Preview link	🔗 Preview link

[github-actions]

Playwright test results

 20 passed

Details

 20 tests across 9 suites
 4 minutes, 46 seconds
 54c9d50
 For more information, see full report

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 33.55%. Comparing base (34fc17d) to head (54c9d50).
Report is 6 commits behind head on dev.

Additional details and impacted files

@@            Coverage Diff             @@
##              dev    #4309      +/-   ##
==========================================
- Coverage   33.56%   33.55%   -0.02%     
==========================================
  Files        2505     2505              
  Lines      129100   129100              
  Branches    28896    28896              
==========================================
- Hits        43335    43314      -21     
- Misses      85765    85786      +21     

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.