chore: fix some minor issues in the comments

[moveyield]

关联的Issues (Related Issues)

close

改动 (Proposed Changes)

fix some minor issues in the comments

附注 (Additional Info)

自查清单 (Checklist)

在你认为本 PR 满足被审阅的标准之前，需要确保 / Before you mark the PR ready for review, please make sure that:

• 符合Venus项目管理规范中关于PR的相关标准 / The PR follows the PR standards set out in the Venus project management guidelines
• 具有清晰明确的commit message / All commits have a clear commit message.
• 包含相关的的测试用例或者不需要新增测试用例 / This PR has tests for new functionality or change in behaviour or not need to add new tests.
• 存在兼容性问题（接口, 配置，数据，灰度），如果存在需要进行文档说明 / This PR has compatibility issues (API, Configuration, Data, GrayRelease), if so, need to be documented.
• 包含相关的的指南以及文档或者不需要新增文档 / This PR has updated usage guidelines and documentation or not need
• 通过必要的检查项 / All checks are green

[moveyield]

@simlecode Hi, Could you please review this PR at your convenience? Thank you very much.

[simlecode]

@moveyield Thank you for PR!

[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 22%. Comparing base (6933e5c) to head (0b1a7fb).
⚠️ Report is 4 commits behind head on master.

Additional details and impacted files

@@          Coverage Diff           @@
##           master   #6523   +/-   ##
======================================
  Coverage      22%     22%           
======================================
  Files         775     775           
  Lines       81995   81995           
======================================
+ Hits        18356   18362    +6     
+ Misses      60772   60767    -5     
+ Partials     2867    2866    -1     

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