fix: don't require cluster for cli upgrade

[msvticket]

No description provided.

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 5 lines in your changes missing coverage. Please review.

Project coverage is 31.60%. Comparing base (43f1b36) to head (514d22a).
Report is 3 commits behind head on main.

Files with missing lines	Patch %	Lines
pkg/cmd/upgrade/upgrade_cli.go	0.00%	5 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #8738      +/-   ##
==========================================
- Coverage   31.62%   31.60%   -0.03%     
==========================================
  Files          11       11              
  Lines        1369     1370       +1     
==========================================
  Hits          433      433              
- Misses        891      893       +2     
+ Partials       45       44       -1     

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[msvticket]

/cc tomhobson JordanGoasdoue Skisocks mentlak0

[jenkins-x-bot]

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