fix(formula): array formula clear old value

[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 16 lines in your changes missing coverage. Please review.

Project coverage is 26.73%. Comparing base (b3ebd79) to head (ae1a11c).

Files	Patch %	Lines
...ges/engine-formula/src/services/runtime.service.ts	0.00%	16 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##              dev    #2840      +/-   ##
==========================================
- Coverage   26.73%   26.73%   -0.01%     
==========================================
  Files        1774     1774              
  Lines       93609    93620      +11     
  Branches    19920    19923       +3     
==========================================
  Hits        25025    25025              
- Misses      68584    68595      +11     

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