chore: Add test-utils snapshot

[just-boris]

Description

Add extra test coverage for this change: cloudscape-design/documenter#77

Related links, issue #, if available: n/a

How has this been tested?

PR build

Review checklist

The following items are to be evaluated by the author(s) and the reviewer(s).

Correctness

• Changes include appropriate documentation updates.
• Changes are backward-compatible if not indicated, see CONTRIBUTING.md.
• Changes do not include unsupported browser features, see CONTRIBUTING.md.
• Changes were manually tested for accessibility, see accessibility guidelines.

Security

• If the code handles URLs: all URLs are validated through the checkSafeUrl function.

Testing

• Changes are covered with new/existing unit tests?
• Changes are covered with new/existing integration tests?

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 96.62%. Comparing base (7fbd0fb) to head (eddbefd).
Report is 4 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff            @@
##             main    #3657    +/-   ##
========================================
  Coverage   96.62%   96.62%            
========================================
  Files         817      817            
  Lines       23782    23782            
  Branches     8269     7912   -357     
========================================
  Hits        22979    22979            
- Misses        749      796    +47     
+ Partials       54        7    -47     

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