fix get cluster

[cleverhu]

Fixes: #10830
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[codecov]

Codecov Report

Attention: Patch coverage is 0% with 11 lines in your changes missing coverage. Please review.

Project coverage is 45.65%. Comparing base (441b583) to head (c20fbf3).
Report is 2460 commits behind head on master.

Files	Patch %	Lines
cmd/argocd/commands/cluster.go	0.00%	11 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master   #10856      +/-   ##
==========================================
- Coverage   45.67%   45.65%   -0.02%     
==========================================
  Files         236      236              
  Lines       28698    28706       +8     
==========================================
  Hits        13107    13107              
- Misses      13799    13807       +8     
  Partials     1792     1792              

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[crenshaw-dev]

Closing because I don't think there's a good way to fix this: #10830 (comment)