Bump custom-metrics-apiserver version to v1.32.0

[seanlaii]

What type of PR is this?
/kind cleanup

What this PR does / why we need it:
Bump custom-metrics-apiserver with an official release with Kubernetes dependencies v0.32.0 to include k8s dependencies 0.32.

Which issue(s) this PR fixes:
Part of #6310

Special notes for your reviewer:

Does this PR introduce a user-facing change?:

NONE

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Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 49.34%. Comparing base (c5b2d3c) to head (d14e17c).

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Additional details and impacted files

@@           Coverage Diff           @@
##           master    #6344   +/-   ##
=======================================
  Coverage   49.34%   49.34%           
=======================================
  Files         678      678           
  Lines       55050    55050           
=======================================
  Hits        27167    27167           
  Misses      26115    26115           
  Partials     1768     1768           

Flag	Coverage Δ
unittests	49.34% <ø> (ø)

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[seanlaii]

/retest

[RainbowMango]

Need a rebase for the conflicts~

[seanlaii]

Rebased. Thanks for the review!

[RainbowMango]

/lgtm
/approve

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