Remove outdated endpoints to prevent blocking the creation of new Pods

[weizhoublue]

robot cherry pick PR #4948 from cyclinder,to branch release-v1.0, action https://github.com/spidernet-io/spiderpool/actions/runs/15926462730 , commits 5ea3f26

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 75.38%. Comparing base (7c1a64a) to head (d76ce76).
Report is 1 commits behind head on release-v1.0.

Additional details and impacted files

@@               Coverage Diff                @@
##           release-v1.0    #4960      +/-   ##
================================================
+ Coverage         75.25%   75.38%   +0.13%     
================================================
  Files                56       56              
  Lines              6818     6818              
================================================
+ Hits               5131     5140       +9     
+ Misses             1472     1462      -10     
- Partials            215      216       +1     

Flag	Coverage Δ
unittests	75.38% <100.00%> (+0.13%)	⬆️

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Files with missing lines	Coverage Δ
...orkloadendpointmanager/workloadendpoint_manager.go	95.40% <100.00%> (ø)

... and 1 file with indirect coverage changes

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