Add checkURL into fixture for test

[SecondeJK]

Small PR to tweak Silent Auth handling in Verify V2 to the new flow.

Motivation and Context

In line with the new Silent Auth sync mode of usage.

How Has This Been Tested?

Tests have been corrected

Example Output or Screenshots (if appropriate):

Types of changes

• [x] Bug fix (non-breaking change which fixes an issue)
• [ ] New feature (non-breaking change which adds functionality)
• [ ] Breaking change (fix or feature that would cause existing functionality to change)

Checklist:

• [x] My code follows the code style of this project.
• [ ] My change requires a change to the documentation.
• [ ] I have updated the documentation accordingly.
• [ ] I have read the CONTRIBUTING document.
• [ ] I have added tests to cover my changes.
• [ ] All new and existing tests passed.

[codecov-commenter]

Codecov Report

Merging #437 (1825310) into main (71e893b) will not change coverage. The diff coverage is n/a.

@@            Coverage Diff            @@
##               main     #437   +/-   ##
=========================================
  Coverage     78.86%   78.86%           
  Complexity     2322     2322           
=========================================
  Files           218      218           
  Lines          6251     6251           
=========================================
  Hits           4930     4930           
  Misses         1321     1321           

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