simplify local-up-karmada-by-operator.sh based on setup-dev-base.sh

[chaosi-zju]

What type of PR is this?

/kind cleanup

What this PR does / why we need it:

simplify local-up-karmada-by-operator.sh based on setup-dev-base.sh

Which issue(s) this PR fixes:

Fixes #

Special notes for your reviewer:

Does this PR introduce a user-facing change?:

[codecov-commenter]

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Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 47.91%. Comparing base (07157e6) to head (3198dfa).

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Additional details and impacted files

@@           Coverage Diff           @@
##           master    #5914   +/-   ##
=======================================
  Coverage   47.91%   47.91%           
=======================================
  Files         663      663           
  Lines       54761    54761           
=======================================
  Hits        26241    26241           
  Misses      26810    26810           
  Partials     1710     1710           

Flag	Coverage Δ
unittests	47.91% <ø> (ø)

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[zhzhuang-zju]

/assign

[zhzhuang-zju]

well done~

[zhzhuang-zju]

/lgtm
cc @RainbowMango

[RainbowMango]

/approve

[karmada-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: RainbowMango

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