[WB-7222] Bugfix: Fix use artifact

[KyleGoyette]

Fixes WB-7222

Description

Fixes an issue I introduced that broke use_artifact when using any artifact outside your current project

Testing

Release Notes

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------------- BEGIN RELEASE NOTES ------------------

• fix use_artifact

------------- END RELEASE NOTES --------------------

[codecov]

Codecov Report

Merging #2832 (b1cc0d9) into master (7d69938) will increase coverage by 0.03%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master    #2832      +/-   ##
==========================================
+ Coverage   76.26%   76.29%   +0.03%     
==========================================
  Files         178      178              
  Lines       26552    26552              
==========================================
+ Hits        20250    20259       +9     
+ Misses       6302     6293       -9     

Flag	Coverage Δ
functest	51.04% <ø> (+0.03%)	⬆️
unittest	70.48% <ø> (+0.03%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
wandb/sdk/wandb_run.py	87.50% <ø> (+0.26%)	⬆️
wandb/sdk/lib/redirect.py	86.53% <0.00%> (-0.18%)	⬇️
wandb/sdk/lib/git.py	75.86% <0.00%> (ø)
wandb/filesync/step_prepare.py	94.28% <0.00%> (+1.42%)	⬆️
wandb/sdk/internal/meta.py	90.18% <0.00%> (+3.06%)	⬆️