Automated cherry pick of #4056: uninstall metrics adapter when karmada cluster remove

[wawa0210]

Cherry pick of #4056 on release-1.7.
#4056: uninstall metrics adapter when karmada cluster remove
For details on the cherry pick process, see the cherry pick requests page.

`karmada-operator`: Fixed the issue that karmada-metrics-adapter was not removed after deleting a Karmada instance.

[codecov-commenter]

Codecov Report

Patch and project coverage have no change.

Comparison is base (bfeed1f) 53.88% compared to head (5a57c1a) 53.88%.

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Additional details and impacted files

@@             Coverage Diff              @@
##           release-1.7    #4060   +/-   ##
============================================
  Coverage        53.88%   53.88%           
============================================
  Files              231      231           
  Lines            22941    22941           
============================================
  Hits             12361    12361           
  Misses            9912     9912           
  Partials           668      668           

Flag	Coverage Δ
unittests	53.88% <ø> (ø)

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[RainbowMango]

/lgtm
/approve

[karmada-bot]

[APPROVALNOTIFIER] This PR is APPROVED

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