Add tests for handling anon users for token GQL resolvers

[rohitvinnakota-codecov]

Following up from
#930

The check on the owner type is not required since the resolver already has an require_part_of_org decorator

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 96.24%. Comparing base (cdebb02) to head (86cc20b).
Report is 5 commits behind head on main.

✅ All tests successful. No failed tests found.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #932      +/-   ##
==========================================
+ Coverage   96.23%   96.24%   +0.01%     
==========================================
  Files         823      823              
  Lines       18972    18970       -2     
==========================================
  Hits        18257    18257              
+ Misses        715      713       -2     

Flag	Coverage Δ
unit	92.48% <100.00%> (+0.01%)	⬆️
unit-latest-uploader	92.48% <100.00%> (+0.01%)	⬆️

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[codecov-notifications]

Codecov Report

All modified and coverable lines are covered by tests ✅

✅ All tests successful. No failed tests found.

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