test(artifacts): skip flaky artifact_metadata_save test

[speezepearson]

Description

I just can not figure out what's going wrong here, and @gtarpenning (probably among others) is getting blocked by this. I give up! Sorry!

[codecov]

Codecov Report

Merging #4463 (de9b8b5) into main (a6d6e2d) will increase coverage by 0.02%.
The diff coverage is n/a.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #4463      +/-   ##
==========================================
+ Coverage   83.01%   83.03%   +0.02%     
==========================================
  Files         258      258              
  Lines       32865    32865              
==========================================
+ Hits        27282    27290       +8     
+ Misses       5583     5575       -8     

Flag	Coverage Δ
functest	56.87% <ø> (+0.02%)	⬆️
unittest	73.15% <ø> (+<0.01%)	⬆️

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

Impacted Files	Coverage Δ
wandb/filesync/step_prepare.py	93.67% <0.00%> (-1.27%)	⬇️
wandb/apis/public.py	81.90% <0.00%> (-0.15%)	⬇️
wandb/sdk/wandb_artifacts.py	83.71% <0.00%> (-0.11%)	⬇️
wandb/cli/cli.py	69.10% <0.00%> (-0.10%)	⬇️
wandb/sdk/lib/git.py	79.01% <0.00%> (ø)
wandb/integration/tensorboard/monkeypatch.py	90.12% <0.00%> (ø)
wandb/sdk/wandb_run.py	90.91% <0.00%> (+0.17%)	⬆️
wandb/sdk/wandb_setup.py	88.94% <0.00%> (+0.50%)	⬆️
wandb/sdk/internal/internal_api.py	89.43% <0.00%> (+0.51%)	⬆️
wandb/sdk/lib/printer.py	89.24% <0.00%> (+0.63%)	⬆️
... and 1 more

[gtarpenning]

Huge :)

[kptkin]

you can open a ticket for this one so we don't lose track