Cherry-Pick: Pass through uninstall error messages from backend

[iansltx]

Cherry-pick of #22208

Command run:

git checkout minor-fleet-v4.57.0 && git checkout -b uninstall-errors-passthrough-cherry-pick && git cherry-pick f7fab00 && git push -u origin uninstall-errors-passthrough-cherry-pick

[RachelElysia]

Approved (pending flakey test passing)

[codecov]

Codecov Report

Attention: Patch coverage is 25.00000% with 15 lines in your changes missing coverage. Please review.

Please upload report for BASE (minor-fleet-v4.57.0@0b5b129). Learn more about missing BASE report.

Files with missing lines	Patch %	Lines
...end/pages/hosts/details/cards/Software/helpers.tsx	27.77%	13 Missing ⚠️
...ages/hosts/details/cards/Software/HostSoftware.tsx	0.00%	2 Missing ⚠️

Additional details and impacted files

@@                  Coverage Diff                   @@
##             minor-fleet-v4.57.0   #22211   +/-   ##
======================================================
  Coverage                       ?   65.34%           
======================================================
  Files                          ?     1494           
  Lines                          ?   116657           
  Branches                       ?     3501           
======================================================
  Hits                           ?    76228           
  Misses                         ?    33316           
  Partials                       ?     7113           

Flag	Coverage Δ
frontend	52.05% <25.00%> (?)

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