fix: scanAll typo

[ty-dc]

Thanks for contributing!

Notice:

• unite test or E2E test
• do not forget essential code comment and log
• document for the PR
• release note label
  "release/none"
  "release/bug"
  "release/feature"
• read about Contribution notice: https://spidernet-io.github.io/spiderpool/latest/develop/contributing/

What issue(s) does this PR fix:

Fixes #4203

Special notes for your reviewer:

[codecov]

Codecov Report

Attention: Patch coverage is 25.00000% with 3 lines in your changes missing coverage. Please review.

Project coverage is 79.18%. Comparing base (ea7f44d) to head (e5bfe08).
Report is 6 commits behind head on main.

Files with missing lines	Patch %	Lines
pkg/ip/cidr.go	25.00%	2 Missing and 1 partial ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #4157      +/-   ##
==========================================
- Coverage   79.27%   79.18%   -0.10%     
==========================================
  Files          52       52              
  Lines        5901     5903       +2     
==========================================
- Hits         4678     4674       -4     
- Misses       1051     1055       +4     
- Partials      172      174       +2     

Flag	Coverage Δ
unittests	79.18% <25.00%> (-0.10%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Files with missing lines	Coverage Δ
pkg/ip/cidr.go	95.94% <25.00%> (-4.06%)	⬇️

... and 1 file with indirect coverage changes

[weizhoublue]

统一 纠正 更多后，再合入

[ty-dc]

统一 纠正 更多后，再合入

等待更多类似问题纠正后再合入。