refactor: adjust and extend activityService method of remove data

[ProfBramble]

Description

Adjust and extend activityService to delete method

Changes

• adjust activityService remove and removeContextMenu methods to use immutable data
• compatible with the original API and support array deletion

[codecov]

Codecov Report

Merging #436 (b552cbe) into main (44c2a7b) will increase coverage by 0.01%.
The diff coverage is 95.65%.

@@            Coverage Diff             @@
##             main     #436      +/-   ##
==========================================
+ Coverage   81.09%   81.10%   +0.01%     
==========================================
  Files         177      177              
  Lines        4882     4890       +8     
  Branches     1052     1053       +1     
==========================================
+ Hits         3959     3966       +7     
- Misses        914      915       +1     
  Partials        9        9              

Impacted Files	Coverage Δ
src/workbench/activityBar/activityBar.tsx	97.43% <ø> (ø)
src/services/workbench/activityBarService.ts	98.59% <95.23%> (-1.41%)	⬇️
src/model/workbench/activityBar.ts	100.00% <100.00%> (ø)

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[mortalYoung]

批量删除的测试用例补一哈

[ProfBramble]

done

[mortalYoung]

+1