Add EquatableView

[Kyle-Ye]

No description provided.

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 34 lines in your changes missing coverage. Please review.

Project coverage is 19.42%. Comparing base (f705ae2) to head (91425c1).
Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
Sources/OpenSwiftUI/View/EquatableView.swift	0.00%	33 Missing ⚠️
.../Integration/PlatformHostingControllerHelper.swift	0.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #385      +/-   ##
==========================================
- Coverage   19.46%   19.42%   -0.05%     
==========================================
  Files         416      417       +1     
  Lines       22071    22104      +33     
==========================================
- Hits         4297     4294       -3     
- Misses      17774    17810      +36     

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