feat: support validate policy of opsrequest

[ian-hui]

solve #8231

[CLAassistant]

All committers have signed the CLA.

[wangyelei]

fix the conflicts and make test error

[ian-hui]

fix the conflicts and make test error

sorry that i forgot to push newest code. I have already push the newest version. plz check.

[wangyelei]

@ian-hui

[codecov[bot]]

Codecov Report

Attention: Patch coverage is 61.45833% with 37 lines in your changes missing coverage. Please review.

Project coverage is 61.22%. Comparing base (0d4a0b5) to head (9ea1a07).

Files with missing lines	Patch %	Lines
pkg/operations/horizontal_scaling.go	67.04%	19 Missing and 10 partials :warning:
apis/operations/v1alpha1/opsrequest_validation.go	0.00%	8 Missing :warning:

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #8232      +/-   ##
==========================================
+ Coverage   61.12%   61.22%   +0.10%     
==========================================
  Files         351      357       +6     
  Lines       41743    42192     +449     
==========================================
+ Hits        25517    25834     +317     
- Misses      13927    14010      +83     
- Partials     2299     2348      +49     

Flag	Coverage Δ
unittests	61.22% <61.45%> (+0.10%)	:arrow_up:

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[wangyelei]

do not force push; retain commit history.

[ian-hui]

do not force push; retain commit history.

all right. I'll make corrections

[wangyelei]

/approved