[SITES-22335] Remove validation of ImageFromPageImage for image v2

[alexandru-stancioiu]

Previous PR #2790 introduced a regression because it assumed ImageFromPageImage selection exists on both Image V2 and V3, but it is only present on Image V3

Q	A
Fixed Issues?	cannot read property of null
Patch: Bug Fix?	Yes
Minor: New Feature?
Major: Breaking Change?
Tests Added + Pass?	Yes, fixes test testSetAssetWithoutDescription
Documentation Provided	Yes (code comments and or markdown)
Any Dependency Changes?
License	Apache License, Version 2.0

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 87.21%. Comparing base (f7dc418) to head (c704997).

Additional details and impacted files

@@            Coverage Diff            @@
##               main    #2811   +/-   ##
=========================================
  Coverage     87.21%   87.21%           
  Complexity     2690     2690           
=========================================
  Files           235      235           
  Lines          7173     7173           
  Branches       1096     1096           
=========================================
  Hits           6256     6256           
  Misses          363      363           
  Partials        554      554           

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[sonarcloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarCloud