Allow to load iFrame contents

[BPerlakiH]

Fixes: #1027

[kelson42]

CI still broken, putting in draft

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 0% with 3 lines in your changes missing coverage. Please review.

Project coverage is 39.03%. Comparing base (7644188) to head (1f91e16).

Files with missing lines	Patch %	Lines
ViewModel/BrowserViewModel.swift	0.00%	3 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1028      +/-   ##
==========================================
- Coverage   39.03%   39.03%   -0.01%     
==========================================
  Files         119      119              
  Lines        6952     6955       +3     
==========================================
+ Hits         2714     2715       +1     
- Misses       4238     4240       +2     

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