feat: DH-22800: Support Intersection 2D Window Resizing

[SimonVutov]

In development

[codecov]

Codecov Report

❌ Patch coverage is 91.27907% with 15 lines in your changes missing coverage. Please review.
✅ Project coverage is 51.00%. Comparing base (37b079e) to head (b54162a).

Files with missing lines	Patch %	Lines
packages/golden-layout/src/items/RowOrColumn.ts	92.76%	11 Missing ⚠️
...golden-layout/src/controls/IntersectionSplitter.ts	80.00%	4 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2701      +/-   ##
==========================================
+ Coverage   50.49%   51.00%   +0.51%     
==========================================
  Files         788      789       +1     
  Lines       44923    45095     +172     
  Branches    11447    11478      +31     
==========================================
+ Hits        22682    22999     +317     
+ Misses      22222    22077     -145     
  Partials       19       19              

Flag	Coverage Δ
unit	51.00% <91.27%> (+0.51%)	⬆️

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