CI: add ci for operator installation method

[zhzhuang-zju]

What type of PR is this?
/kind feature

What this PR does / why we need it:

• add ci for operator installation method, triggered when submitting files in the operator directory, to validate operator installation.
• Scripts that provide quick installation of operator.
  

Which issue(s) this PR fixes:
Fixes #

Special notes for your reviewer:
NONE
Does this PR introduce a user-facing change?:

NONE

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 53.14%. Comparing base (5bc8c54) to head (934990e).
Report is 8 commits behind head on master.

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Additional details and impacted files

@@            Coverage Diff             @@
##           master    #4401      +/-   ##
==========================================
+ Coverage   53.12%   53.14%   +0.01%     
==========================================
  Files         251      251              
  Lines       20417    20417              
==========================================
+ Hits        10847    10851       +4     
+ Misses       8856     8853       -3     
+ Partials      714      713       -1     

Flag	Coverage Δ
unittests	53.14% <ø> (+0.01%)	⬆️

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[XiShanYongYe-Chang]

Ask @calvin0327 to help take a look.
/cc @calvin0327

[calvin0327]

/assign

[zhzhuang-zju]

@calvin0327 Thank you for the review. Any other review comments?

[zhzhuang-zju]

kindly ping @calvin0327 @XiShanYongYe-Chang

[XiShanYongYe-Chang]

/assign @liangyuanpeng

[liangyuanpeng]

Overall LGTM

[liangyuanpeng]

/approve
for github workflow.

/hold
for avoid unexpected merge.

[karmada-bot]

[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by: liangyuanpeng
To complete the pull request process, please ask for approval from calvin0327 and additionally assign lfbear after the PR has been reviewed.
You can assign the PR to them by writing /assign @lfbear in a comment when ready.

The full list of commands accepted by this bot can be found here.

Needs approval from an approver in each of these files:

• .github/workflows/OWNERS [liangyuanpeng]
• hack/OWNERS
• operator/OWNERS

Approvers can indicate their approval by writing /approve in a comment
Approvers can cancel approval by writing /approve cancel in a comment

[liangyuanpeng]

ping @calvin0327

[zhzhuang-zju]

/close
tracked by #5519

[karmada-bot]

@zhzhuang-zju: Closed this PR.

In response to this:

/close
tracked by #5519

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