Remove pp/cpp name length limit

[XiShanYongYe-Chang]

What type of PR is this?

/kind feature

What this PR does / why we need it:

In the previous release, the names of PP and CPP are not allowed to exceed 63 characters. Now, we remove this limit.

Which issue(s) this PR fixes: Fix #4711

Special notes for your reviewer:

Does this PR introduce a user-facing change?:

karmada-webhook: Remove the limit of 63 name lengths with PropagationPolicy/ClusterPropagationPolicy resource.

[XiShanYongYe-Chang]

Test report:

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Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 29.39%. Comparing base (e7cb133) to head (911cc44).

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Additional details and impacted files

@@            Coverage Diff             @@
##           master    #5029      +/-   ##
==========================================
- Coverage   29.40%   29.39%   -0.01%     
==========================================
  Files         632      632              
  Lines       43835    43831       -4     
==========================================
- Hits        12890    12886       -4     
+ Misses      30004    30003       -1     
- Partials      941      942       +1     

Flag	Coverage Δ
unittests	29.39% <ø> (-0.01%)	:arrow_down:

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[zhzhuang-zju]

If this is the last task, changing part of to fix would be better

[XiShanYongYe-Chang]

/cc @whitewindmills @chaunceyjiang @RainbowMango

[XiShanYongYe-Chang]

/retest

[XiShanYongYe-Chang]

/cc @chaunceyjiang

[XiShanYongYe-Chang]

/cc @liangyuanpeng

[XiShanYongYe-Chang]

/assign @RainbowMango

[XiShanYongYe-Chang]

Hi @chaunceyjiang can you help take a review? /assign @chaunceyjiang

[XiShanYongYe-Chang]

cc @RainbowMango Can we bring this into this version?

[karmada-bot]

[APPROVALNOTIFIER] This PR is APPROVED

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