refactor: omit unnecessary reassignment

[vastonus]

Comprehensive Summary of your change

The new version of Go has been optimized, and variables do not need to be reassigned.

For more info: https://tip.golang.org/wiki/LoopvarExperiment#does-this-mean-i-dont-have-to-write-x--x-in-my-loops-anymore

Please indicate you've done the following:

• Well Written Title and Summary of the PR
• Label the PR as needed. "release-note/ignore-for-release, release-note/new-feature, release-note/update, release-note/enhancement, release-note/community, release-note/breaking-change, release-note/docs, release-note/infra, release-note/deprecation"
• Accepted the DCO. Commits without the DCO will delay acceptance.
• Made sure tests are passing and test coverage is added if needed.
• Considered the docs impact and opened a new docs issue or PR with docs changes if needed in website repository.

[chlins]

lgtm

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 65.87%. Comparing base (c8c11b4) to head (1fd3fd2).
⚠️ Report is 575 commits behind head on main.

Additional details and impacted files

@@             Coverage Diff             @@
##             main   #22407       +/-   ##
===========================================
+ Coverage   45.36%   65.87%   +20.50%     
===========================================
  Files         244     1073      +829     
  Lines       13333   116036   +102703     
  Branches     2719     2931      +212     
===========================================
+ Hits         6049    76433    +70384     
- Misses       6983    35365    +28382     
- Partials      301     4238     +3937     

Flag	Coverage Δ
unittests	65.87% <ø> (+20.50%)	⬆️

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see 987 files with indirect coverage changes

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